Home / 31,556.80-43,517.28-24,480.64

Finding the Fourth Proportional to 31,556.80, 43,517.28 and 24,480.64

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Solution

The fourth proportional to 31,556.80, 43,517.28 and 24,480.64 is: 33,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,556.80 : 43,517.28 = 24,480.64 : x
  2. Step 2: Convert to fraction form
    31,556.80/43,517.28 = 24,480.64/x
  3. Step 3: Cross multiply
    31,556.80x = 43,517.28 × 24,480.64
  4. Step 4: Simplify right side
    31,556.80x = 1,065,330,865.46
  5. Step 5: Solve for x
    x = 1,065,330,865.46/31,556.80
  6. Step 6: Final answer
    x = 33,759.15

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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.