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Finding the Fourth Proportional to 14,959.11, 22,439.52 and 7,554.90

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Solution

The fourth proportional to 14,959.11, 22,439.52 and 7,554.90 is: 11,332.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.11 : 22,439.52 = 7,554.90 : x
  2. Step 2: Convert to fraction form
    14,959.11/22,439.52 = 7,554.90/x
  3. Step 3: Cross multiply
    14,959.11x = 22,439.52 × 7,554.90
  4. Step 4: Simplify right side
    14,959.11x = 169,528,329.65
  5. Step 5: Solve for x
    x = 169,528,329.65/14,959.11
  6. Step 6: Final answer
    x = 11,332.78

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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.