Home / 24,003.12-33,123.24-13,930.78

Finding the Fourth Proportional to 24,003.12, 33,123.24 and 13,930.78

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Solution

The fourth proportional to 24,003.12, 33,123.24 and 13,930.78 is: 19,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,003.12 : 33,123.24 = 13,930.78 : x
  2. Step 2: Convert to fraction form
    24,003.12/33,123.24 = 13,930.78/x
  3. Step 3: Cross multiply
    24,003.12x = 33,123.24 × 13,930.78
  4. Step 4: Simplify right side
    24,003.12x = 461,432,569.33
  5. Step 5: Solve for x
    x = 461,432,569.33/24,003.12
  6. Step 6: Final answer
    x = 19,223.86

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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.