Home / 52,486.92-72,432.89-28,614.60

Finding the Fourth Proportional to 52,486.92, 72,432.89 and 28,614.60

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Solution

The fourth proportional to 52,486.92, 72,432.89 and 28,614.60 is: 39,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,486.92 : 72,432.89 = 28,614.60 : x
  2. Step 2: Convert to fraction form
    52,486.92/72,432.89 = 28,614.60/x
  3. Step 3: Cross multiply
    52,486.92x = 72,432.89 × 28,614.60
  4. Step 4: Simplify right side
    52,486.92x = 2,072,638,174.19
  5. Step 5: Solve for x
    x = 2,072,638,174.19/52,486.92
  6. Step 6: Final answer
    x = 39,488.66

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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.