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Finding the Fourth Proportional to 11,404.52, 17,143.26 and 10,592.90

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Solution

The fourth proportional to 11,404.52, 17,143.26 and 10,592.90 is: 15,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,404.52 : 17,143.26 = 10,592.90 : x
  2. Step 2: Convert to fraction form
    11,404.52/17,143.26 = 10,592.90/x
  3. Step 3: Cross multiply
    11,404.52x = 17,143.26 × 10,592.90
  4. Step 4: Simplify right side
    11,404.52x = 181,596,838.85
  5. Step 5: Solve for x
    x = 181,596,838.85/11,404.52
  6. Step 6: Final answer
    x = 15,923.23

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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.