Home / 25,723.20-38,584.80-10,932.60

Finding the Fourth Proportional to 25,723.20, 38,584.80 and 10,932.60

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Solution

The fourth proportional to 25,723.20, 38,584.80 and 10,932.60 is: 16,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,723.20 : 38,584.80 = 10,932.60 : x
  2. Step 2: Convert to fraction form
    25,723.20/38,584.80 = 10,932.60/x
  3. Step 3: Cross multiply
    25,723.20x = 38,584.80 × 10,932.60
  4. Step 4: Simplify right side
    25,723.20x = 421,832,184.48
  5. Step 5: Solve for x
    x = 421,832,184.48/25,723.20
  6. Step 6: Final answer
    x = 16,398.90

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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.