Home / 48,677.72-72,990.52-14,937.80

Finding the Fourth Proportional to 48,677.72, 72,990.52 and 14,937.80

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Solution

The fourth proportional to 48,677.72, 72,990.52 and 14,937.80 is: 22,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,677.72 : 72,990.52 = 14,937.80 : x
  2. Step 2: Convert to fraction form
    48,677.72/72,990.52 = 14,937.80/x
  3. Step 3: Cross multiply
    48,677.72x = 72,990.52 × 14,937.80
  4. Step 4: Simplify right side
    48,677.72x = 1,090,317,387.36
  5. Step 5: Solve for x
    x = 1,090,317,387.36/48,677.72
  6. Step 6: Final answer
    x = 22,398.70

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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.