Home / 36,270.26-54,372.54-12,891.23

Finding the Fourth Proportional to 36,270.26, 54,372.54 and 12,891.23

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Solution

The fourth proportional to 36,270.26, 54,372.54 and 12,891.23 is: 19,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.26 : 54,372.54 = 12,891.23 : x
  2. Step 2: Convert to fraction form
    36,270.26/54,372.54 = 12,891.23/x
  3. Step 3: Cross multiply
    36,270.26x = 54,372.54 × 12,891.23
  4. Step 4: Simplify right side
    36,270.26x = 700,928,899.20
  5. Step 5: Solve for x
    x = 700,928,899.20/36,270.26
  6. Step 6: Final answer
    x = 19,325.17

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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.