Home / 38,408.40-57,587.85-26,528.76

Finding the Fourth Proportional to 38,408.40, 57,587.85 and 26,528.76

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Solution

The fourth proportional to 38,408.40, 57,587.85 and 26,528.76 is: 39,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,408.40 : 57,587.85 = 26,528.76 : x
  2. Step 2: Convert to fraction form
    38,408.40/57,587.85 = 26,528.76/x
  3. Step 3: Cross multiply
    38,408.40x = 57,587.85 × 26,528.76
  4. Step 4: Simplify right side
    38,408.40x = 1,527,734,251.57
  5. Step 5: Solve for x
    x = 1,527,734,251.57/38,408.40
  6. Step 6: Final answer
    x = 39,776.05

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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.