Home / 15,463.38-23,222.35-11,515.71

Finding the Fourth Proportional to 15,463.38, 23,222.35 and 11,515.71

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Solution

The fourth proportional to 15,463.38, 23,222.35 and 11,515.71 is: 17,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.38 : 23,222.35 = 11,515.71 : x
  2. Step 2: Convert to fraction form
    15,463.38/23,222.35 = 11,515.71/x
  3. Step 3: Cross multiply
    15,463.38x = 23,222.35 × 11,515.71
  4. Step 4: Simplify right side
    15,463.38x = 267,421,848.12
  5. Step 5: Solve for x
    x = 267,421,848.12/15,463.38
  6. Step 6: Final answer
    x = 17,293.88

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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.