Home / 38,003.88-52,444.98-21,236.88

Finding the Fourth Proportional to 38,003.88, 52,444.98 and 21,236.88

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Solution

The fourth proportional to 38,003.88, 52,444.98 and 21,236.88 is: 29,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.88 : 52,444.98 = 21,236.88 : x
  2. Step 2: Convert to fraction form
    38,003.88/52,444.98 = 21,236.88/x
  3. Step 3: Cross multiply
    38,003.88x = 52,444.98 × 21,236.88
  4. Step 4: Simplify right side
    38,003.88x = 1,113,767,746.86
  5. Step 5: Solve for x
    x = 1,113,767,746.86/38,003.88
  6. Step 6: Final answer
    x = 29,306.69

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Half scale
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Double scale
Find fourth proportional to 38,004.88, 52,446.36 and 21,237.88
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.