Home / 38,003.04-52,444.80-21,237.12

Finding the Fourth Proportional to 38,003.04, 52,444.80 and 21,237.12

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Solution

The fourth proportional to 38,003.04, 52,444.80 and 21,237.12 is: 29,307.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.04 : 52,444.80 = 21,237.12 : x
  2. Step 2: Convert to fraction form
    38,003.04/52,444.80 = 21,237.12/x
  3. Step 3: Cross multiply
    38,003.04x = 52,444.80 × 21,237.12
  4. Step 4: Simplify right side
    38,003.04x = 1,113,776,510.98
  5. Step 5: Solve for x
    x = 1,113,776,510.98/38,003.04
  6. Step 6: Final answer
    x = 29,307.56

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Half scale
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Double scale
Find fourth proportional to 38,004.04, 52,446.18 and 21,238.12
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.