Home / 34,517.88-47,665.89-21,793.59

Finding the Fourth Proportional to 34,517.88, 47,665.89 and 21,793.59

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Solution

The fourth proportional to 34,517.88, 47,665.89 and 21,793.59 is: 30,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,517.88 : 47,665.89 = 21,793.59 : x
  2. Step 2: Convert to fraction form
    34,517.88/47,665.89 = 21,793.59/x
  3. Step 3: Cross multiply
    34,517.88x = 47,665.89 × 21,793.59
  4. Step 4: Simplify right side
    34,517.88x = 1,038,810,863.65
  5. Step 5: Solve for x
    x = 1,038,810,863.65/34,517.88
  6. Step 6: Final answer
    x = 30,094.86

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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.