Home / 22,034.28-30,407.25-11,962.64

Finding the Fourth Proportional to 22,034.28, 30,407.25 and 11,962.64

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Solution

The fourth proportional to 22,034.28, 30,407.25 and 11,962.64 is: 16,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.28 : 30,407.25 = 11,962.64 : x
  2. Step 2: Convert to fraction form
    22,034.28/30,407.25 = 11,962.64/x
  3. Step 3: Cross multiply
    22,034.28x = 30,407.25 × 11,962.64
  4. Step 4: Simplify right side
    22,034.28x = 363,750,867.69
  5. Step 5: Solve for x
    x = 363,750,867.69/22,034.28
  6. Step 6: Final answer
    x = 16,508.41

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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.