Home / 26,877.20-40,301.40-11,277.20

Finding the Fourth Proportional to 26,877.20, 40,301.40 and 11,277.20

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Solution

The fourth proportional to 26,877.20, 40,301.40 and 11,277.20 is: 16,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877.20 : 40,301.40 = 11,277.20 : x
  2. Step 2: Convert to fraction form
    26,877.20/40,301.40 = 11,277.20/x
  3. Step 3: Cross multiply
    26,877.20x = 40,301.40 × 11,277.20
  4. Step 4: Simplify right side
    26,877.20x = 454,486,948.08
  5. Step 5: Solve for x
    x = 454,486,948.08/26,877.20
  6. Step 6: Final answer
    x = 16,909.76

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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.