Home / 36,245.40-54,368.10-25,747.80

Finding the Fourth Proportional to 36,245.40, 54,368.10 and 25,747.80

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Solution

The fourth proportional to 36,245.40, 54,368.10 and 25,747.80 is: 38,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.40 : 54,368.10 = 25,747.80 : x
  2. Step 2: Convert to fraction form
    36,245.40/54,368.10 = 25,747.80/x
  3. Step 3: Cross multiply
    36,245.40x = 54,368.10 × 25,747.80
  4. Step 4: Simplify right side
    36,245.40x = 1,399,858,965.18
  5. Step 5: Solve for x
    x = 1,399,858,965.18/36,245.40
  6. Step 6: Final answer
    x = 38,621.70

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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.