Home / 26,943.13-40,414.76-9,412.95

Finding the Fourth Proportional to 26,943.13, 40,414.76 and 9,412.95

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Solution

The fourth proportional to 26,943.13, 40,414.76 and 9,412.95 is: 14,119.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.13 : 40,414.76 = 9,412.95 : x
  2. Step 2: Convert to fraction form
    26,943.13/40,414.76 = 9,412.95/x
  3. Step 3: Cross multiply
    26,943.13x = 40,414.76 × 9,412.95
  4. Step 4: Simplify right side
    26,943.13x = 380,422,115.14
  5. Step 5: Solve for x
    x = 380,422,115.14/26,943.13
  6. Step 6: Final answer
    x = 14,119.45

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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.