Home / 15,081.80-22,630.19-6,767.69

Finding the Fourth Proportional to 15,081.80, 22,630.19 and 6,767.69

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Solution

The fourth proportional to 15,081.80, 22,630.19 and 6,767.69 is: 10,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081.80 : 22,630.19 = 6,767.69 : x
  2. Step 2: Convert to fraction form
    15,081.80/22,630.19 = 6,767.69/x
  3. Step 3: Cross multiply
    15,081.80x = 22,630.19 × 6,767.69
  4. Step 4: Simplify right side
    15,081.80x = 153,153,963.57
  5. Step 5: Solve for x
    x = 153,153,963.57/15,081.80
  6. Step 6: Final answer
    x = 10,154.89

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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.