Home / 26,798.89-40,198.68-10,154.46

Finding the Fourth Proportional to 26,798.89, 40,198.68 and 10,154.46

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Solution

The fourth proportional to 26,798.89, 40,198.68 and 10,154.46 is: 15,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.89 : 40,198.68 = 10,154.46 : x
  2. Step 2: Convert to fraction form
    26,798.89/40,198.68 = 10,154.46/x
  3. Step 3: Cross multiply
    26,798.89x = 40,198.68 × 10,154.46
  4. Step 4: Simplify right side
    26,798.89x = 408,195,888.11
  5. Step 5: Solve for x
    x = 408,195,888.11/26,798.89
  6. Step 6: Final answer
    x = 15,231.82

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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.