Home / 38,301.76-57,469.74-19,571.95

Finding the Fourth Proportional to 38,301.76, 57,469.74 and 19,571.95

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Solution

The fourth proportional to 38,301.76, 57,469.74 and 19,571.95 is: 29,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.76 : 57,469.74 = 19,571.95 : x
  2. Step 2: Convert to fraction form
    38,301.76/57,469.74 = 19,571.95/x
  3. Step 3: Cross multiply
    38,301.76x = 57,469.74 × 19,571.95
  4. Step 4: Simplify right side
    38,301.76x = 1,124,794,877.79
  5. Step 5: Solve for x
    x = 1,124,794,877.79/38,301.76
  6. Step 6: Final answer
    x = 29,366.66

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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.