Home / 48,194.68-72,280.86-13,127.32

Finding the Fourth Proportional to 48,194.68, 72,280.86 and 13,127.32

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Solution

The fourth proportional to 48,194.68, 72,280.86 and 13,127.32 is: 19,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,194.68 : 72,280.86 = 13,127.32 : x
  2. Step 2: Convert to fraction form
    48,194.68/72,280.86 = 13,127.32/x
  3. Step 3: Cross multiply
    48,194.68x = 72,280.86 × 13,127.32
  4. Step 4: Simplify right side
    48,194.68x = 948,853,979.10
  5. Step 5: Solve for x
    x = 948,853,979.10/48,194.68
  6. Step 6: Final answer
    x = 19,687.94

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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.