Home / 49,720.02-68,616.68-28,502.47

Finding the Fourth Proportional to 49,720.02, 68,616.68 and 28,502.47

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Solution

The fourth proportional to 49,720.02, 68,616.68 and 28,502.47 is: 39,335.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,720.02 : 68,616.68 = 28,502.47 : x
  2. Step 2: Convert to fraction form
    49,720.02/68,616.68 = 28,502.47/x
  3. Step 3: Cross multiply
    49,720.02x = 68,616.68 × 28,502.47
  4. Step 4: Simplify right side
    49,720.02x = 1,955,744,863.20
  5. Step 5: Solve for x
    x = 1,955,744,863.20/49,720.02
  6. Step 6: Final answer
    x = 39,335.16

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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.