Home / 16,248.20-22,422.62-9,174.67

Finding the Fourth Proportional to 16,248.20, 22,422.62 and 9,174.67

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Solution

The fourth proportional to 16,248.20, 22,422.62 and 9,174.67 is: 12,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.20 : 22,422.62 = 9,174.67 : x
  2. Step 2: Convert to fraction form
    16,248.20/22,422.62 = 9,174.67/x
  3. Step 3: Cross multiply
    16,248.20x = 22,422.62 × 9,174.67
  4. Step 4: Simplify right side
    16,248.20x = 205,720,105.92
  5. Step 5: Solve for x
    x = 205,720,105.92/16,248.20
  6. Step 6: Final answer
    x = 12,661.11

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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.