Home / 15,072.80-22,616.69-6,758.69

Finding the Fourth Proportional to 15,072.80, 22,616.69 and 6,758.69

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Solution

The fourth proportional to 15,072.80, 22,616.69 and 6,758.69 is: 10,141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.80 : 22,616.69 = 6,758.69 : x
  2. Step 2: Convert to fraction form
    15,072.80/22,616.69 = 6,758.69/x
  3. Step 3: Cross multiply
    15,072.80x = 22,616.69 × 6,758.69
  4. Step 4: Simplify right side
    15,072.80x = 152,859,049.66
  5. Step 5: Solve for x
    x = 152,859,049.66/15,072.80
  6. Step 6: Final answer
    x = 10,141.39

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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.