Home / 38,456.32-57,693.76-14,440.82

Finding the Fourth Proportional to 38,456.32, 57,693.76 and 14,440.82

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Solution

The fourth proportional to 38,456.32, 57,693.76 and 14,440.82 is: 21,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,456.32 : 57,693.76 = 14,440.82 : x
  2. Step 2: Convert to fraction form
    38,456.32/57,693.76 = 14,440.82/x
  3. Step 3: Cross multiply
    38,456.32x = 57,693.76 × 14,440.82
  4. Step 4: Simplify right side
    38,456.32x = 833,145,203.28
  5. Step 5: Solve for x
    x = 833,145,203.28/38,456.32
  6. Step 6: Final answer
    x = 21,664.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.