Home / 31,695.76-47,540.80-9,514.09

Finding the Fourth Proportional to 31,695.76, 47,540.80 and 9,514.09

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Solution

The fourth proportional to 31,695.76, 47,540.80 and 9,514.09 is: 14,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.76 : 47,540.80 = 9,514.09 : x
  2. Step 2: Convert to fraction form
    31,695.76/47,540.80 = 9,514.09/x
  3. Step 3: Cross multiply
    31,695.76x = 47,540.80 × 9,514.09
  4. Step 4: Simplify right side
    31,695.76x = 452,307,449.87
  5. Step 5: Solve for x
    x = 452,307,449.87/31,695.76
  6. Step 6: Final answer
    x = 14,270.28

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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.