Home / 22,956.78-34,441.61-8,167.20

Finding the Fourth Proportional to 22,956.78, 34,441.61 and 8,167.20

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Solution

The fourth proportional to 22,956.78, 34,441.61 and 8,167.20 is: 12,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956.78 : 34,441.61 = 8,167.20 : x
  2. Step 2: Convert to fraction form
    22,956.78/34,441.61 = 8,167.20/x
  3. Step 3: Cross multiply
    22,956.78x = 34,441.61 × 8,167.20
  4. Step 4: Simplify right side
    22,956.78x = 281,291,347.20
  5. Step 5: Solve for x
    x = 281,291,347.20/22,956.78
  6. Step 6: Final answer
    x = 12,253.08

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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.