Home / 22,163.28-30,614.50-16,432.36

Finding the Fourth Proportional to 22,163.28, 30,614.50 and 16,432.36

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Solution

The fourth proportional to 22,163.28, 30,614.50 and 16,432.36 is: 22,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.28 : 30,614.50 = 16,432.36 : x
  2. Step 2: Convert to fraction form
    22,163.28/30,614.50 = 16,432.36/x
  3. Step 3: Cross multiply
    22,163.28x = 30,614.50 × 16,432.36
  4. Step 4: Simplify right side
    22,163.28x = 503,068,485.22
  5. Step 5: Solve for x
    x = 503,068,485.22/22,163.28
  6. Step 6: Final answer
    x = 22,698.29

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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.