Home / 22,125.24-30,562.68-17,680.16

Finding the Fourth Proportional to 22,125.24, 30,562.68 and 17,680.16

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Solution

The fourth proportional to 22,125.24, 30,562.68 and 17,680.16 is: 24,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.24 : 30,562.68 = 17,680.16 : x
  2. Step 2: Convert to fraction form
    22,125.24/30,562.68 = 17,680.16/x
  3. Step 3: Cross multiply
    22,125.24x = 30,562.68 × 17,680.16
  4. Step 4: Simplify right side
    22,125.24x = 540,353,072.43
  5. Step 5: Solve for x
    x = 540,353,072.43/22,125.24
  6. Step 6: Final answer
    x = 24,422.47

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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.