Home / 36,144.48-54,215.64-17,425.92

Finding the Fourth Proportional to 36,144.48, 54,215.64 and 17,425.92

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Solution

The fourth proportional to 36,144.48, 54,215.64 and 17,425.92 is: 26,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,144.48 : 54,215.64 = 17,425.92 : x
  2. Step 2: Convert to fraction form
    36,144.48/54,215.64 = 17,425.92/x
  3. Step 3: Cross multiply
    36,144.48x = 54,215.64 × 17,425.92
  4. Step 4: Simplify right side
    36,144.48x = 944,757,405.39
  5. Step 5: Solve for x
    x = 944,757,405.39/36,144.48
  6. Step 6: Final answer
    x = 26,138.36

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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.