Home / 52,382.53-72,285.51-28,509.13

Finding the Fourth Proportional to 52,382.53, 72,285.51 and 28,509.13

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Solution

The fourth proportional to 52,382.53, 72,285.51 and 28,509.13 is: 39,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382.53 : 72,285.51 = 28,509.13 : x
  2. Step 2: Convert to fraction form
    52,382.53/72,285.51 = 28,509.13/x
  3. Step 3: Cross multiply
    52,382.53x = 72,285.51 × 28,509.13
  4. Step 4: Simplify right side
    52,382.53x = 2,060,797,001.71
  5. Step 5: Solve for x
    x = 2,060,797,001.71/52,382.53
  6. Step 6: Final answer
    x = 39,341.30

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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.