Home / 34,549.97-47,678.19-19,236.41

Finding the Fourth Proportional to 34,549.97, 47,678.19 and 19,236.41

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Solution

The fourth proportional to 34,549.97, 47,678.19 and 19,236.41 is: 26,545.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,549.97 : 47,678.19 = 19,236.41 : x
  2. Step 2: Convert to fraction form
    34,549.97/47,678.19 = 19,236.41/x
  3. Step 3: Cross multiply
    34,549.97x = 47,678.19 × 19,236.41
  4. Step 4: Simplify right side
    34,549.97x = 917,157,375.57
  5. Step 5: Solve for x
    x = 917,157,375.57/34,549.97
  6. Step 6: Final answer
    x = 26,545.82

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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.