Home / 22,713.20-34,046.40-10,239.20

Finding the Fourth Proportional to 22,713.20, 34,046.40 and 10,239.20

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Solution

The fourth proportional to 22,713.20, 34,046.40 and 10,239.20 is: 15,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.20 : 34,046.40 = 10,239.20 : x
  2. Step 2: Convert to fraction form
    22,713.20/34,046.40 = 10,239.20/x
  3. Step 3: Cross multiply
    22,713.20x = 34,046.40 × 10,239.20
  4. Step 4: Simplify right side
    22,713.20x = 348,607,898.88
  5. Step 5: Solve for x
    x = 348,607,898.88/22,713.20
  6. Step 6: Final answer
    x = 15,348.25

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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.