Home / 18,126.92-25,011.17-17,529.59

Finding the Fourth Proportional to 18,126.92, 25,011.17 and 17,529.59

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Solution

The fourth proportional to 18,126.92, 25,011.17 and 17,529.59 is: 24,186.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126.92 : 25,011.17 = 17,529.59 : x
  2. Step 2: Convert to fraction form
    18,126.92/25,011.17 = 17,529.59/x
  3. Step 3: Cross multiply
    18,126.92x = 25,011.17 × 17,529.59
  4. Step 4: Simplify right side
    18,126.92x = 438,435,467.87
  5. Step 5: Solve for x
    x = 438,435,467.87/18,126.92
  6. Step 6: Final answer
    x = 24,186.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.