Home / 12,614.28-17,388.68-10,372.26

Finding the Fourth Proportional to 12,614.28, 17,388.68 and 10,372.26

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Solution

The fourth proportional to 12,614.28, 17,388.68 and 10,372.26 is: 14,298.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.28 : 17,388.68 = 10,372.26 : x
  2. Step 2: Convert to fraction form
    12,614.28/17,388.68 = 10,372.26/x
  3. Step 3: Cross multiply
    12,614.28x = 17,388.68 × 10,372.26
  4. Step 4: Simplify right side
    12,614.28x = 180,359,910.02
  5. Step 5: Solve for x
    x = 180,359,910.02/12,614.28
  6. Step 6: Final answer
    x = 14,298.07

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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.