Home / 36,125.64-54,196.56-12,753.90

Finding the Fourth Proportional to 36,125.64, 54,196.56 and 12,753.90

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Solution

The fourth proportional to 36,125.64, 54,196.56 and 12,753.90 is: 19,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.64 : 54,196.56 = 12,753.90 : x
  2. Step 2: Convert to fraction form
    36,125.64/54,196.56 = 12,753.90/x
  3. Step 3: Cross multiply
    36,125.64x = 54,196.56 × 12,753.90
  4. Step 4: Simplify right side
    36,125.64x = 691,217,506.58
  5. Step 5: Solve for x
    x = 691,217,506.58/36,125.64
  6. Step 6: Final answer
    x = 19,133.71

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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.