Home / 31,555.80-43,515.90-24,479.64

Finding the Fourth Proportional to 31,555.80, 43,515.90 and 24,479.64

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Solution

The fourth proportional to 31,555.80, 43,515.90 and 24,479.64 is: 33,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,555.80 : 43,515.90 = 24,479.64 : x
  2. Step 2: Convert to fraction form
    31,555.80/43,515.90 = 24,479.64/x
  3. Step 3: Cross multiply
    31,555.80x = 43,515.90 × 24,479.64
  4. Step 4: Simplify right side
    31,555.80x = 1,065,253,566.28
  5. Step 5: Solve for x
    x = 1,065,253,566.28/31,555.80
  6. Step 6: Final answer
    x = 33,757.77

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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.