Home / 48,188.42-72,281.88-13,127.97

Finding the Fourth Proportional to 48,188.42, 72,281.88 and 13,127.97

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Solution

The fourth proportional to 48,188.42, 72,281.88 and 13,127.97 is: 19,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,188.42 : 72,281.88 = 13,127.97 : x
  2. Step 2: Convert to fraction form
    48,188.42/72,281.88 = 13,127.97/x
  3. Step 3: Cross multiply
    48,188.42x = 72,281.88 × 13,127.97
  4. Step 4: Simplify right side
    48,188.42x = 948,914,352.18
  5. Step 5: Solve for x
    x = 948,914,352.18/48,188.42
  6. Step 6: Final answer
    x = 19,691.75

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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.