Home / 27,102.85-37,398.57-15,163.18

Finding the Fourth Proportional to 27,102.85, 37,398.57 and 15,163.18

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Solution

The fourth proportional to 27,102.85, 37,398.57 and 15,163.18 is: 20,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.85 : 37,398.57 = 15,163.18 : x
  2. Step 2: Convert to fraction form
    27,102.85/37,398.57 = 15,163.18/x
  3. Step 3: Cross multiply
    27,102.85x = 37,398.57 × 15,163.18
  4. Step 4: Simplify right side
    27,102.85x = 567,081,248.65
  5. Step 5: Solve for x
    x = 567,081,248.65/27,102.85
  6. Step 6: Final answer
    x = 20,923.31

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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.