Home / 48,329.28-72,490.68-13,266

Finding the Fourth Proportional to 48,329.28, 72,490.68 and 13,266

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Solution

The fourth proportional to 48,329.28, 72,490.68 and 13,266 is: 19,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,329.28 : 72,490.68 = 13,266 : x
  2. Step 2: Convert to fraction form
    48,329.28/72,490.68 = 13,266/x
  3. Step 3: Cross multiply
    48,329.28x = 72,490.68 × 13,266
  4. Step 4: Simplify right side
    48,329.28x = 961,661,360.88
  5. Step 5: Solve for x
    x = 961,661,360.88/48,329.28
  6. Step 6: Final answer
    x = 19,898.11

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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.