Home / 48,411.15-72,616.79-15,131.39

Finding the Fourth Proportional to 48,411.15, 72,616.79 and 15,131.39

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Solution

The fourth proportional to 48,411.15, 72,616.79 and 15,131.39 is: 22,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,411.15 : 72,616.79 = 15,131.39 : x
  2. Step 2: Convert to fraction form
    48,411.15/72,616.79 = 15,131.39/x
  3. Step 3: Cross multiply
    48,411.15x = 72,616.79 × 15,131.39
  4. Step 4: Simplify right side
    48,411.15x = 1,098,792,531.30
  5. Step 5: Solve for x
    x = 1,098,792,531.30/48,411.15
  6. Step 6: Final answer
    x = 22,697.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.