Home / 36,863.40-55,248.92-15,778.74

Finding the Fourth Proportional to 36,863.40, 55,248.92 and 15,778.74

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Solution

The fourth proportional to 36,863.40, 55,248.92 and 15,778.74 is: 23,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,863.40 : 55,248.92 = 15,778.74 : x
  2. Step 2: Convert to fraction form
    36,863.40/55,248.92 = 15,778.74/x
  3. Step 3: Cross multiply
    36,863.40x = 55,248.92 × 15,778.74
  4. Step 4: Simplify right side
    36,863.40x = 871,758,531.42
  5. Step 5: Solve for x
    x = 871,758,531.42/36,863.40
  6. Step 6: Final answer
    x = 23,648.35

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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.