Home / 20,132.22-30,148.90-16,600.62

Finding the Fourth Proportional to 20,132.22, 30,148.90 and 16,600.62

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Solution

The fourth proportional to 20,132.22, 30,148.90 and 16,600.62 is: 24,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132.22 : 30,148.90 = 16,600.62 : x
  2. Step 2: Convert to fraction form
    20,132.22/30,148.90 = 16,600.62/x
  3. Step 3: Cross multiply
    20,132.22x = 30,148.90 × 16,600.62
  4. Step 4: Simplify right side
    20,132.22x = 500,490,432.32
  5. Step 5: Solve for x
    x = 500,490,432.32/20,132.22
  6. Step 6: Final answer
    x = 24,860.17

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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.