Home / 36,202.12-54,310.42-12,510.53

Finding the Fourth Proportional to 36,202.12, 54,310.42 and 12,510.53

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Solution

The fourth proportional to 36,202.12, 54,310.42 and 12,510.53 is: 18,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,202.12 : 54,310.42 = 12,510.53 : x
  2. Step 2: Convert to fraction form
    36,202.12/54,310.42 = 12,510.53/x
  3. Step 3: Cross multiply
    36,202.12x = 54,310.42 × 12,510.53
  4. Step 4: Simplify right side
    36,202.12x = 679,452,138.72
  5. Step 5: Solve for x
    x = 679,452,138.72/36,202.12
  6. Step 6: Final answer
    x = 18,768.30

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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.