Home / 15,351.82-22,988.85-9,490.66

Finding the Fourth Proportional to 15,351.82, 22,988.85 and 9,490.66

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Solution

The fourth proportional to 15,351.82, 22,988.85 and 9,490.66 is: 14,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351.82 : 22,988.85 = 9,490.66 : x
  2. Step 2: Convert to fraction form
    15,351.82/22,988.85 = 9,490.66/x
  3. Step 3: Cross multiply
    15,351.82x = 22,988.85 × 9,490.66
  4. Step 4: Simplify right side
    15,351.82x = 218,179,359.14
  5. Step 5: Solve for x
    x = 218,179,359.14/15,351.82
  6. Step 6: Final answer
    x = 14,211.95

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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.