Home / 16,247.16-22,421.08-9,174.04

Finding the Fourth Proportional to 16,247.16, 22,421.08 and 9,174.04

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Solution

The fourth proportional to 16,247.16, 22,421.08 and 9,174.04 is: 12,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.16 : 22,421.08 = 9,174.04 : x
  2. Step 2: Convert to fraction form
    16,247.16/22,421.08 = 9,174.04/x
  3. Step 3: Cross multiply
    16,247.16x = 22,421.08 × 9,174.04
  4. Step 4: Simplify right side
    16,247.16x = 205,691,805.78
  5. Step 5: Solve for x
    x = 205,691,805.78/16,247.16
  6. Step 6: Final answer
    x = 12,660.17

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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.