Home / 36,224.82-54,345.42-12,851.28

Finding the Fourth Proportional to 36,224.82, 54,345.42 and 12,851.28

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Solution

The fourth proportional to 36,224.82, 54,345.42 and 12,851.28 is: 19,279.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224.82 : 54,345.42 = 12,851.28 : x
  2. Step 2: Convert to fraction form
    36,224.82/54,345.42 = 12,851.28/x
  3. Step 3: Cross multiply
    36,224.82x = 54,345.42 × 12,851.28
  4. Step 4: Simplify right side
    36,224.82x = 698,408,209.14
  5. Step 5: Solve for x
    x = 698,408,209.14/36,224.82
  6. Step 6: Final answer
    x = 19,279.83

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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.