Home / 22,584.06-31,154.54-15,020.69

Finding the Fourth Proportional to 22,584.06, 31,154.54 and 15,020.69

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Solution

The fourth proportional to 22,584.06, 31,154.54 and 15,020.69 is: 20,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,584.06 : 31,154.54 = 15,020.69 : x
  2. Step 2: Convert to fraction form
    22,584.06/31,154.54 = 15,020.69/x
  3. Step 3: Cross multiply
    22,584.06x = 31,154.54 × 15,020.69
  4. Step 4: Simplify right side
    22,584.06x = 467,962,456.56
  5. Step 5: Solve for x
    x = 467,962,456.56/22,584.06
  6. Step 6: Final answer
    x = 20,720.92

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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.