Home / 23,370.24-32,257.28-13,939.20

Finding the Fourth Proportional to 23,370.24, 32,257.28 and 13,939.20

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Solution

The fourth proportional to 23,370.24, 32,257.28 and 13,939.20 is: 19,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,370.24 : 32,257.28 = 13,939.20 : x
  2. Step 2: Convert to fraction form
    23,370.24/32,257.28 = 13,939.20/x
  3. Step 3: Cross multiply
    23,370.24x = 32,257.28 × 13,939.20
  4. Step 4: Simplify right side
    23,370.24x = 449,640,677.38
  5. Step 5: Solve for x
    x = 449,640,677.38/23,370.24
  6. Step 6: Final answer
    x = 19,239.88

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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.