Home / 16,145.28-24,219-5,614.92

Finding the Fourth Proportional to 16,145.28, 24,219 and 5,614.92

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Solution

The fourth proportional to 16,145.28, 24,219 and 5,614.92 is: 8,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145.28 : 24,219 = 5,614.92 : x
  2. Step 2: Convert to fraction form
    16,145.28/24,219 = 5,614.92/x
  3. Step 3: Cross multiply
    16,145.28x = 24,219 × 5,614.92
  4. Step 4: Simplify right side
    16,145.28x = 135,987,747.48
  5. Step 5: Solve for x
    x = 135,987,747.48/16,145.28
  6. Step 6: Final answer
    x = 8,422.76

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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.