Home / 48,045.60-72,079.65-16,456.02

Finding the Fourth Proportional to 48,045.60, 72,079.65 and 16,456.02

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Solution

The fourth proportional to 48,045.60, 72,079.65 and 16,456.02 is: 24,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,045.60 : 72,079.65 = 16,456.02 : x
  2. Step 2: Convert to fraction form
    48,045.60/72,079.65 = 16,456.02/x
  3. Step 3: Cross multiply
    48,045.60x = 72,079.65 × 16,456.02
  4. Step 4: Simplify right side
    48,045.60x = 1,186,144,161.99
  5. Step 5: Solve for x
    x = 1,186,144,161.99/48,045.60
  6. Step 6: Final answer
    x = 24,687.88

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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.