Home / 19,613.07-27,066.22-10,660.60

Finding the Fourth Proportional to 19,613.07, 27,066.22 and 10,660.60

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Solution

The fourth proportional to 19,613.07, 27,066.22 and 10,660.60 is: 14,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.07 : 27,066.22 = 10,660.60 : x
  2. Step 2: Convert to fraction form
    19,613.07/27,066.22 = 10,660.60/x
  3. Step 3: Cross multiply
    19,613.07x = 27,066.22 × 10,660.60
  4. Step 4: Simplify right side
    19,613.07x = 288,542,144.93
  5. Step 5: Solve for x
    x = 288,542,144.93/19,613.07
  6. Step 6: Final answer
    x = 14,711.73

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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.