Home / 22,649.28-31,245.12-17,604.60

Finding the Fourth Proportional to 22,649.28, 31,245.12 and 17,604.60

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Solution

The fourth proportional to 22,649.28, 31,245.12 and 17,604.60 is: 24,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,649.28 : 31,245.12 = 17,604.60 : x
  2. Step 2: Convert to fraction form
    22,649.28/31,245.12 = 17,604.60/x
  3. Step 3: Cross multiply
    22,649.28x = 31,245.12 × 17,604.60
  4. Step 4: Simplify right side
    22,649.28x = 550,057,839.55
  5. Step 5: Solve for x
    x = 550,057,839.55/22,649.28
  6. Step 6: Final answer
    x = 24,285.89

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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.