Home / 27,637.80-41,456.70-9,169.80

Finding the Fourth Proportional to 27,637.80, 41,456.70 and 9,169.80

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Solution

The fourth proportional to 27,637.80, 41,456.70 and 9,169.80 is: 13,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.80 : 41,456.70 = 9,169.80 : x
  2. Step 2: Convert to fraction form
    27,637.80/41,456.70 = 9,169.80/x
  3. Step 3: Cross multiply
    27,637.80x = 41,456.70 × 9,169.80
  4. Step 4: Simplify right side
    27,637.80x = 380,149,647.66
  5. Step 5: Solve for x
    x = 380,149,647.66/27,637.80
  6. Step 6: Final answer
    x = 13,754.70

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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.