Home / 16,648.34-24,943.75-11,694.78

Finding the Fourth Proportional to 16,648.34, 24,943.75 and 11,694.78

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Solution

The fourth proportional to 16,648.34, 24,943.75 and 11,694.78 is: 17,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.34 : 24,943.75 = 11,694.78 : x
  2. Step 2: Convert to fraction form
    16,648.34/24,943.75 = 11,694.78/x
  3. Step 3: Cross multiply
    16,648.34x = 24,943.75 × 11,694.78
  4. Step 4: Simplify right side
    16,648.34x = 291,711,639.39
  5. Step 5: Solve for x
    x = 291,711,639.39/16,648.34
  6. Step 6: Final answer
    x = 17,521.97

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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.