Home / 16,829.79-25,247.12-5,141.49

Finding the Fourth Proportional to 16,829.79, 25,247.12 and 5,141.49

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Solution

The fourth proportional to 16,829.79, 25,247.12 and 5,141.49 is: 7,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.79 : 25,247.12 = 5,141.49 : x
  2. Step 2: Convert to fraction form
    16,829.79/25,247.12 = 5,141.49/x
  3. Step 3: Cross multiply
    16,829.79x = 25,247.12 × 5,141.49
  4. Step 4: Simplify right side
    16,829.79x = 129,807,694.62
  5. Step 5: Solve for x
    x = 129,807,694.62/16,829.79
  6. Step 6: Final answer
    x = 7,712.97

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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.