Home / 27,644.24-38,149.18-15,708.22

Finding the Fourth Proportional to 27,644.24, 38,149.18 and 15,708.22

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Solution

The fourth proportional to 27,644.24, 38,149.18 and 15,708.22 is: 21,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,644.24 : 38,149.18 = 15,708.22 : x
  2. Step 2: Convert to fraction form
    27,644.24/38,149.18 = 15,708.22/x
  3. Step 3: Cross multiply
    27,644.24x = 38,149.18 × 15,708.22
  4. Step 4: Simplify right side
    27,644.24x = 599,255,577.62
  5. Step 5: Solve for x
    x = 599,255,577.62/27,644.24
  6. Step 6: Final answer
    x = 21,677.41

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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.