Home / 38,916.59-58,374.90-13,958.19

Finding the Fourth Proportional to 38,916.59, 58,374.90 and 13,958.19

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Solution

The fourth proportional to 38,916.59, 58,374.90 and 13,958.19 is: 20,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916.59 : 58,374.90 = 13,958.19 : x
  2. Step 2: Convert to fraction form
    38,916.59/58,374.90 = 13,958.19/x
  3. Step 3: Cross multiply
    38,916.59x = 58,374.90 × 13,958.19
  4. Step 4: Simplify right side
    38,916.59x = 814,807,945.43
  5. Step 5: Solve for x
    x = 814,807,945.43/38,916.59
  6. Step 6: Final answer
    x = 20,937.29

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.