Home / 49,854.28-68,800.26-28,637.32

Finding the Fourth Proportional to 49,854.28, 68,800.26 and 28,637.32

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Solution

The fourth proportional to 49,854.28, 68,800.26 and 28,637.32 is: 39,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,854.28 : 68,800.26 = 28,637.32 : x
  2. Step 2: Convert to fraction form
    49,854.28/68,800.26 = 28,637.32/x
  3. Step 3: Cross multiply
    49,854.28x = 68,800.26 × 28,637.32
  4. Step 4: Simplify right side
    49,854.28x = 1,970,255,061.70
  5. Step 5: Solve for x
    x = 1,970,255,061.70/49,854.28
  6. Step 6: Final answer
    x = 39,520.28

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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.