Home / 16,456.81-24,687.77-5,360.91

Finding the Fourth Proportional to 16,456.81, 24,687.77 and 5,360.91

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Solution

The fourth proportional to 16,456.81, 24,687.77 and 5,360.91 is: 8,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.81 : 24,687.77 = 5,360.91 : x
  2. Step 2: Convert to fraction form
    16,456.81/24,687.77 = 5,360.91/x
  3. Step 3: Cross multiply
    16,456.81x = 24,687.77 × 5,360.91
  4. Step 4: Simplify right side
    16,456.81x = 132,348,913.07
  5. Step 5: Solve for x
    x = 132,348,913.07/16,456.81
  6. Step 6: Final answer
    x = 8,042.20

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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.