Home / 16,829.66-25,246.92-5,141.36

Finding the Fourth Proportional to 16,829.66, 25,246.92 and 5,141.36

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Solution

The fourth proportional to 16,829.66, 25,246.92 and 5,141.36 is: 7,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.66 : 25,246.92 = 5,141.36 : x
  2. Step 2: Convert to fraction form
    16,829.66/25,246.92 = 5,141.36/x
  3. Step 3: Cross multiply
    16,829.66x = 25,246.92 × 5,141.36
  4. Step 4: Simplify right side
    16,829.66x = 129,803,504.61
  5. Step 5: Solve for x
    x = 129,803,504.61/16,829.66
  6. Step 6: Final answer
    x = 7,712.78

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1.5x scale

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.