Home / 31,747.19-47,627.67-9,558.86

Finding the Fourth Proportional to 31,747.19, 47,627.67 and 9,558.86

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Solution

The fourth proportional to 31,747.19, 47,627.67 and 9,558.86 is: 14,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,747.19 : 47,627.67 = 9,558.86 : x
  2. Step 2: Convert to fraction form
    31,747.19/47,627.67 = 9,558.86/x
  3. Step 3: Cross multiply
    31,747.19x = 47,627.67 × 9,558.86
  4. Step 4: Simplify right side
    31,747.19x = 455,266,229.66
  5. Step 5: Solve for x
    x = 455,266,229.66/31,747.19
  6. Step 6: Final answer
    x = 14,340.36

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1.5x scale

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.