Home / 26,166.80-39,250.20-25,648.40

Finding the Fourth Proportional to 26,166.80, 39,250.20 and 25,648.40

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Solution

The fourth proportional to 26,166.80, 39,250.20 and 25,648.40 is: 38,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.80 : 39,250.20 = 25,648.40 : x
  2. Step 2: Convert to fraction form
    26,166.80/39,250.20 = 25,648.40/x
  3. Step 3: Cross multiply
    26,166.80x = 39,250.20 × 25,648.40
  4. Step 4: Simplify right side
    26,166.80x = 1,006,704,829.68
  5. Step 5: Solve for x
    x = 1,006,704,829.68/26,166.80
  6. Step 6: Final answer
    x = 38,472.60

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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.