Home / 11,472.10-17,116.85-10,069.65

Finding the Fourth Proportional to 11,472.10, 17,116.85 and 10,069.65

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Solution

The fourth proportional to 11,472.10, 17,116.85 and 10,069.65 is: 15,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.10 : 17,116.85 = 10,069.65 : x
  2. Step 2: Convert to fraction form
    11,472.10/17,116.85 = 10,069.65/x
  3. Step 3: Cross multiply
    11,472.10x = 17,116.85 × 10,069.65
  4. Step 4: Simplify right side
    11,472.10x = 172,360,713.78
  5. Step 5: Solve for x
    x = 172,360,713.78/11,472.10
  6. Step 6: Final answer
    x = 15,024.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.