Home / 31,999.20-48,061.09-26,080.46

Finding the Fourth Proportional to 31,999.20, 48,061.09 and 26,080.46

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Solution

The fourth proportional to 31,999.20, 48,061.09 and 26,080.46 is: 39,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.20 : 48,061.09 = 26,080.46 : x
  2. Step 2: Convert to fraction form
    31,999.20/48,061.09 = 26,080.46/x
  3. Step 3: Cross multiply
    31,999.20x = 48,061.09 × 26,080.46
  4. Step 4: Simplify right side
    31,999.20x = 1,253,455,316.44
  5. Step 5: Solve for x
    x = 1,253,455,316.44/31,999.20
  6. Step 6: Final answer
    x = 39,171.46

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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.