Home / 22,584.30-31,165.90-13,632.18

Finding the Fourth Proportional to 22,584.30, 31,165.90 and 13,632.18

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Solution

The fourth proportional to 22,584.30, 31,165.90 and 13,632.18 is: 18,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,584.30 : 31,165.90 = 13,632.18 : x
  2. Step 2: Convert to fraction form
    22,584.30/31,165.90 = 13,632.18/x
  3. Step 3: Cross multiply
    22,584.30x = 31,165.90 × 13,632.18
  4. Step 4: Simplify right side
    22,584.30x = 424,859,158.66
  5. Step 5: Solve for x
    x = 424,859,158.66/22,584.30
  6. Step 6: Final answer
    x = 18,812.15

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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.