Home / 31,517.66-47,227.21-26,818.36

Finding the Fourth Proportional to 31,517.66, 47,227.21 and 26,818.36

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Solution

The fourth proportional to 31,517.66, 47,227.21 and 26,818.36 is: 40,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.66 : 47,227.21 = 26,818.36 : x
  2. Step 2: Convert to fraction form
    31,517.66/47,227.21 = 26,818.36/x
  3. Step 3: Cross multiply
    31,517.66x = 47,227.21 × 26,818.36
  4. Step 4: Simplify right side
    31,517.66x = 1,266,556,134.46
  5. Step 5: Solve for x
    x = 1,266,556,134.46/31,517.66
  6. Step 6: Final answer
    x = 40,185.60

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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.