Home / 38,344.86-52,916.45-21,349.85

Finding the Fourth Proportional to 38,344.86, 52,916.45 and 21,349.85

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Solution

The fourth proportional to 38,344.86, 52,916.45 and 21,349.85 is: 29,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,344.86 : 52,916.45 = 21,349.85 : x
  2. Step 2: Convert to fraction form
    38,344.86/52,916.45 = 21,349.85/x
  3. Step 3: Cross multiply
    38,344.86x = 52,916.45 × 21,349.85
  4. Step 4: Simplify right side
    38,344.86x = 1,129,757,898.70
  5. Step 5: Solve for x
    x = 1,129,757,898.70/38,344.86
  6. Step 6: Final answer
    x = 29,463.09

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Double scale
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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.