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Finding the Fourth Proportional to 34,694.52, 52,041.54 and 8,399.40

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Solution

The fourth proportional to 34,694.52, 52,041.54 and 8,399.40 is: 12,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,694.52 : 52,041.54 = 8,399.40 : x
  2. Step 2: Convert to fraction form
    34,694.52/52,041.54 = 8,399.40/x
  3. Step 3: Cross multiply
    34,694.52x = 52,041.54 × 8,399.40
  4. Step 4: Simplify right side
    34,694.52x = 437,117,711.08
  5. Step 5: Solve for x
    x = 437,117,711.08/34,694.52
  6. Step 6: Final answer
    x = 12,599.04

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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.