Home / 31,903.27-47,851.25-8,531.53

Finding the Fourth Proportional to 31,903.27, 47,851.25 and 8,531.53

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Solution

The fourth proportional to 31,903.27, 47,851.25 and 8,531.53 is: 12,796.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,903.27 : 47,851.25 = 8,531.53 : x
  2. Step 2: Convert to fraction form
    31,903.27/47,851.25 = 8,531.53/x
  3. Step 3: Cross multiply
    31,903.27x = 47,851.25 × 8,531.53
  4. Step 4: Simplify right side
    31,903.27x = 408,244,212.63
  5. Step 5: Solve for x
    x = 408,244,212.63/31,903.27
  6. Step 6: Final answer
    x = 12,796.31

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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.