Home / 31,843.56-47,759.13-30,263.04

Finding the Fourth Proportional to 31,843.56, 47,759.13 and 30,263.04

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Solution

The fourth proportional to 31,843.56, 47,759.13 and 30,263.04 is: 45,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.56 : 47,759.13 = 30,263.04 : x
  2. Step 2: Convert to fraction form
    31,843.56/47,759.13 = 30,263.04/x
  3. Step 3: Cross multiply
    31,843.56x = 47,759.13 × 30,263.04
  4. Step 4: Simplify right side
    31,843.56x = 1,445,336,461.56
  5. Step 5: Solve for x
    x = 1,445,336,461.56/31,843.56
  6. Step 6: Final answer
    x = 45,388.66

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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.