Home / 52,343.26-72,234.66-28,470.13

Finding the Fourth Proportional to 52,343.26, 72,234.66 and 28,470.13

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Solution

The fourth proportional to 52,343.26, 72,234.66 and 28,470.13 is: 39,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,343.26 : 72,234.66 = 28,470.13 : x
  2. Step 2: Convert to fraction form
    52,343.26/72,234.66 = 28,470.13/x
  3. Step 3: Cross multiply
    52,343.26x = 72,234.66 × 28,470.13
  4. Step 4: Simplify right side
    52,343.26x = 2,056,530,160.71
  5. Step 5: Solve for x
    x = 2,056,530,160.71/52,343.26
  6. Step 6: Final answer
    x = 39,289.30

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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.