Home / 31,708.70-43,716.51-27,280.02

Finding the Fourth Proportional to 31,708.70, 43,716.51 and 27,280.02

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Solution

The fourth proportional to 31,708.70, 43,716.51 and 27,280.02 is: 37,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.70 : 43,716.51 = 27,280.02 : x
  2. Step 2: Convert to fraction form
    31,708.70/43,716.51 = 27,280.02/x
  3. Step 3: Cross multiply
    31,708.70x = 43,716.51 × 27,280.02
  4. Step 4: Simplify right side
    31,708.70x = 1,192,587,267.13
  5. Step 5: Solve for x
    x = 1,192,587,267.13/31,708.70
  6. Step 6: Final answer
    x = 37,610.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.