Home / 39,819.80-54,928.46-24,889.88

Finding the Fourth Proportional to 39,819.80, 54,928.46 and 24,889.88

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Solution

The fourth proportional to 39,819.80, 54,928.46 and 24,889.88 is: 34,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,819.80 : 54,928.46 = 24,889.88 : x
  2. Step 2: Convert to fraction form
    39,819.80/54,928.46 = 24,889.88/x
  3. Step 3: Cross multiply
    39,819.80x = 54,928.46 × 24,889.88
  4. Step 4: Simplify right side
    39,819.80x = 1,367,162,777.98
  5. Step 5: Solve for x
    x = 1,367,162,777.98/39,819.80
  6. Step 6: Final answer
    x = 34,333.74

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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.