Home / 16,293.88-22,480.33-9,122.75

Finding the Fourth Proportional to 16,293.88, 22,480.33 and 9,122.75

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Solution

The fourth proportional to 16,293.88, 22,480.33 and 9,122.75 is: 12,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.88 : 22,480.33 = 9,122.75 : x
  2. Step 2: Convert to fraction form
    16,293.88/22,480.33 = 9,122.75/x
  3. Step 3: Cross multiply
    16,293.88x = 22,480.33 × 9,122.75
  4. Step 4: Simplify right side
    16,293.88x = 205,082,318.11
  5. Step 5: Solve for x
    x = 205,082,318.11/16,293.88
  6. Step 6: Final answer
    x = 12,586.46

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Double scale
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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.