Home / 16,204.80-22,371.84-11,176.32

Finding the Fourth Proportional to 16,204.80, 22,371.84 and 11,176.32

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Solution

The fourth proportional to 16,204.80, 22,371.84 and 11,176.32 is: 15,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,204.80 : 22,371.84 = 11,176.32 : x
  2. Step 2: Convert to fraction form
    16,204.80/22,371.84 = 11,176.32/x
  3. Step 3: Cross multiply
    16,204.80x = 22,371.84 × 11,176.32
  4. Step 4: Simplify right side
    16,204.80x = 250,034,842.83
  5. Step 5: Solve for x
    x = 250,034,842.83/16,204.80
  6. Step 6: Final answer
    x = 15,429.68

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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.