Home / 27,838.24-41,764.18-9,119.28

Finding the Fourth Proportional to 27,838.24, 41,764.18 and 9,119.28

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Solution

The fourth proportional to 27,838.24, 41,764.18 and 9,119.28 is: 13,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,838.24 : 41,764.18 = 9,119.28 : x
  2. Step 2: Convert to fraction form
    27,838.24/41,764.18 = 9,119.28/x
  3. Step 3: Cross multiply
    27,838.24x = 41,764.18 × 9,119.28
  4. Step 4: Simplify right side
    27,838.24x = 380,859,251.39
  5. Step 5: Solve for x
    x = 380,859,251.39/27,838.24
  6. Step 6: Final answer
    x = 13,681.15

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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.