Home / 25,472.40-38,209.20-8,851.56

Finding the Fourth Proportional to 25,472.40, 38,209.20 and 8,851.56

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Solution

The fourth proportional to 25,472.40, 38,209.20 and 8,851.56 is: 13,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,472.40 : 38,209.20 = 8,851.56 : x
  2. Step 2: Convert to fraction form
    25,472.40/38,209.20 = 8,851.56/x
  3. Step 3: Cross multiply
    25,472.40x = 38,209.20 × 8,851.56
  4. Step 4: Simplify right side
    25,472.40x = 338,211,026.35
  5. Step 5: Solve for x
    x = 338,211,026.35/25,472.40
  6. Step 6: Final answer
    x = 13,277.55

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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.