Home / 36,262.62-54,400.41-12,882.78

Finding the Fourth Proportional to 36,262.62, 54,400.41 and 12,882.78

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Solution

The fourth proportional to 36,262.62, 54,400.41 and 12,882.78 is: 19,326.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,262.62 : 54,400.41 = 12,882.78 : x
  2. Step 2: Convert to fraction form
    36,262.62/54,400.41 = 12,882.78/x
  3. Step 3: Cross multiply
    36,262.62x = 54,400.41 × 12,882.78
  4. Step 4: Simplify right side
    36,262.62x = 700,828,513.94
  5. Step 5: Solve for x
    x = 700,828,513.94/36,262.62
  6. Step 6: Final answer
    x = 19,326.47

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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.