Home / 16,232.20-22,401.11-9,158.59

Finding the Fourth Proportional to 16,232.20, 22,401.11 and 9,158.59

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Solution

The fourth proportional to 16,232.20, 22,401.11 and 9,158.59 is: 12,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,232.20 : 22,401.11 = 9,158.59 : x
  2. Step 2: Convert to fraction form
    16,232.20/22,401.11 = 9,158.59/x
  3. Step 3: Cross multiply
    16,232.20x = 22,401.11 × 9,158.59
  4. Step 4: Simplify right side
    16,232.20x = 205,162,582.03
  5. Step 5: Solve for x
    x = 205,162,582.03/16,232.20
  6. Step 6: Final answer
    x = 12,639.23

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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.