Home / 16,442.20-24,663.30-9,422.20

Finding the Fourth Proportional to 16,442.20, 24,663.30 and 9,422.20

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Solution

The fourth proportional to 16,442.20, 24,663.30 and 9,422.20 is: 14,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.20 : 24,663.30 = 9,422.20 : x
  2. Step 2: Convert to fraction form
    16,442.20/24,663.30 = 9,422.20/x
  3. Step 3: Cross multiply
    16,442.20x = 24,663.30 × 9,422.20
  4. Step 4: Simplify right side
    16,442.20x = 232,382,545.26
  5. Step 5: Solve for x
    x = 232,382,545.26/16,442.20
  6. Step 6: Final answer
    x = 14,133.30

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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.