Home / 38,027.96-52,478.94-21,031.34

Finding the Fourth Proportional to 38,027.96, 52,478.94 and 21,031.34

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Solution

The fourth proportional to 38,027.96, 52,478.94 and 21,031.34 is: 29,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,027.96 : 52,478.94 = 21,031.34 : x
  2. Step 2: Convert to fraction form
    38,027.96/52,478.94 = 21,031.34/x
  3. Step 3: Cross multiply
    38,027.96x = 52,478.94 × 21,031.34
  4. Step 4: Simplify right side
    38,027.96x = 1,103,702,429.98
  5. Step 5: Solve for x
    x = 1,103,702,429.98/38,027.96
  6. Step 6: Final answer
    x = 29,023.45

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Half scale
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Double scale
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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.