Home / 34,119.64-51,155.22-13,041.92

Finding the Fourth Proportional to 34,119.64, 51,155.22 and 13,041.92

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Solution

The fourth proportional to 34,119.64, 51,155.22 and 13,041.92 is: 19,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,119.64 : 51,155.22 = 13,041.92 : x
  2. Step 2: Convert to fraction form
    34,119.64/51,155.22 = 13,041.92/x
  3. Step 3: Cross multiply
    34,119.64x = 51,155.22 × 13,041.92
  4. Step 4: Simplify right side
    34,119.64x = 667,162,414.71
  5. Step 5: Solve for x
    x = 667,162,414.71/34,119.64
  6. Step 6: Final answer
    x = 19,553.62

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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.