Home / 22,972.20-34,463.10-7,391.40

Finding the Fourth Proportional to 22,972.20, 34,463.10 and 7,391.40

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Solution

The fourth proportional to 22,972.20, 34,463.10 and 7,391.40 is: 11,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972.20 : 34,463.10 = 7,391.40 : x
  2. Step 2: Convert to fraction form
    22,972.20/34,463.10 = 7,391.40/x
  3. Step 3: Cross multiply
    22,972.20x = 34,463.10 × 7,391.40
  4. Step 4: Simplify right side
    22,972.20x = 254,730,557.34
  5. Step 5: Solve for x
    x = 254,730,557.34/22,972.20
  6. Step 6: Final answer
    x = 11,088.64

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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.