Home / 12,747.93-17,613.26-10,079.56

Finding the Fourth Proportional to 12,747.93, 17,613.26 and 10,079.56

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Solution

The fourth proportional to 12,747.93, 17,613.26 and 10,079.56 is: 13,926.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747.93 : 17,613.26 = 10,079.56 : x
  2. Step 2: Convert to fraction form
    12,747.93/17,613.26 = 10,079.56/x
  3. Step 3: Cross multiply
    12,747.93x = 17,613.26 × 10,079.56
  4. Step 4: Simplify right side
    12,747.93x = 177,533,860.57
  5. Step 5: Solve for x
    x = 177,533,860.57/12,747.93
  6. Step 6: Final answer
    x = 13,926.49

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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.