Home / 34,338.92-51,439.12-28,776.66

Finding the Fourth Proportional to 34,338.92, 51,439.12 and 28,776.66

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Solution

The fourth proportional to 34,338.92, 51,439.12 and 28,776.66 is: 43,106.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,338.92 : 51,439.12 = 28,776.66 : x
  2. Step 2: Convert to fraction form
    34,338.92/51,439.12 = 28,776.66/x
  3. Step 3: Cross multiply
    34,338.92x = 51,439.12 × 28,776.66
  4. Step 4: Simplify right side
    34,338.92x = 1,480,246,066.94
  5. Step 5: Solve for x
    x = 1,480,246,066.94/34,338.92
  6. Step 6: Final answer
    x = 43,106.95

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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.