Home / 22,747.47-34,121.21-8,886.75

Finding the Fourth Proportional to 22,747.47, 34,121.21 and 8,886.75

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Solution

The fourth proportional to 22,747.47, 34,121.21 and 8,886.75 is: 13,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.47 : 34,121.21 = 8,886.75 : x
  2. Step 2: Convert to fraction form
    22,747.47/34,121.21 = 8,886.75/x
  3. Step 3: Cross multiply
    22,747.47x = 34,121.21 × 8,886.75
  4. Step 4: Simplify right side
    22,747.47x = 303,226,618.53
  5. Step 5: Solve for x
    x = 303,226,618.53/22,747.47
  6. Step 6: Final answer
    x = 13,330.13

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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.