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Finding the Fourth Proportional to 22,940.10, 34,410.15 and 7,359.30

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Solution

The fourth proportional to 22,940.10, 34,410.15 and 7,359.30 is: 11,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,940.10 : 34,410.15 = 7,359.30 : x
  2. Step 2: Convert to fraction form
    22,940.10/34,410.15 = 7,359.30/x
  3. Step 3: Cross multiply
    22,940.10x = 34,410.15 × 7,359.30
  4. Step 4: Simplify right side
    22,940.10x = 253,234,616.90
  5. Step 5: Solve for x
    x = 253,234,616.90/22,940.10
  6. Step 6: Final answer
    x = 11,038.95

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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.