Home / 22,319.36-30,839.92-17,577

Finding the Fourth Proportional to 22,319.36, 30,839.92 and 17,577

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Solution

The fourth proportional to 22,319.36, 30,839.92 and 17,577 is: 24,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.36 : 30,839.92 = 17,577 : x
  2. Step 2: Convert to fraction form
    22,319.36/30,839.92 = 17,577/x
  3. Step 3: Cross multiply
    22,319.36x = 30,839.92 × 17,577
  4. Step 4: Simplify right side
    22,319.36x = 542,073,273.84
  5. Step 5: Solve for x
    x = 542,073,273.84/22,319.36
  6. Step 6: Final answer
    x = 24,287.13

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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.