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Finding the Fourth Proportional to 14,907.97, 22,332.69 and 8,654.87

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Solution

The fourth proportional to 14,907.97, 22,332.69 and 8,654.87 is: 12,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.97 : 22,332.69 = 8,654.87 : x
  2. Step 2: Convert to fraction form
    14,907.97/22,332.69 = 8,654.87/x
  3. Step 3: Cross multiply
    14,907.97x = 22,332.69 × 8,654.87
  4. Step 4: Simplify right side
    14,907.97x = 193,286,528.70
  5. Step 5: Solve for x
    x = 193,286,528.70/14,907.97
  6. Step 6: Final answer
    x = 12,965.32

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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.