Home / 25,600.60-38,406.30-10,801.90

Finding the Fourth Proportional to 25,600.60, 38,406.30 and 10,801.90

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Solution

The fourth proportional to 25,600.60, 38,406.30 and 10,801.90 is: 16,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.60 : 38,406.30 = 10,801.90 : x
  2. Step 2: Convert to fraction form
    25,600.60/38,406.30 = 10,801.90/x
  3. Step 3: Cross multiply
    25,600.60x = 38,406.30 × 10,801.90
  4. Step 4: Simplify right side
    25,600.60x = 414,861,011.97
  5. Step 5: Solve for x
    x = 414,861,011.97/25,600.60
  6. Step 6: Final answer
    x = 16,205.13

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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.