Home / 17,785.84-24,542.78-11,401.16

Finding the Fourth Proportional to 17,785.84, 24,542.78 and 11,401.16

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Solution

The fourth proportional to 17,785.84, 24,542.78 and 11,401.16 is: 15,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.84 : 24,542.78 = 11,401.16 : x
  2. Step 2: Convert to fraction form
    17,785.84/24,542.78 = 11,401.16/x
  3. Step 3: Cross multiply
    17,785.84x = 24,542.78 × 11,401.16
  4. Step 4: Simplify right side
    17,785.84x = 279,816,161.62
  5. Step 5: Solve for x
    x = 279,816,161.62/17,785.84
  6. Step 6: Final answer
    x = 15,732.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.