Home / 24,891.20-34,348.56-15,459.56

Finding the Fourth Proportional to 24,891.20, 34,348.56 and 15,459.56

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Solution

The fourth proportional to 24,891.20, 34,348.56 and 15,459.56 is: 21,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,891.20 : 34,348.56 = 15,459.56 : x
  2. Step 2: Convert to fraction form
    24,891.20/34,348.56 = 15,459.56/x
  3. Step 3: Cross multiply
    24,891.20x = 34,348.56 × 15,459.56
  4. Step 4: Simplify right side
    24,891.20x = 531,013,624.23
  5. Step 5: Solve for x
    x = 531,013,624.23/24,891.20
  6. Step 6: Final answer
    x = 21,333.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.