Home / 45,780.39-63,182.77-27,874.33

Finding the Fourth Proportional to 45,780.39, 63,182.77 and 27,874.33

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Solution

The fourth proportional to 45,780.39, 63,182.77 and 27,874.33 is: 38,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,780.39 : 63,182.77 = 27,874.33 : x
  2. Step 2: Convert to fraction form
    45,780.39/63,182.77 = 27,874.33/x
  3. Step 3: Cross multiply
    45,780.39x = 63,182.77 × 27,874.33
  4. Step 4: Simplify right side
    45,780.39x = 1,761,177,153.65
  5. Step 5: Solve for x
    x = 1,761,177,153.65/45,780.39
  6. Step 6: Final answer
    x = 38,470.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.