Home / 27,616.68-38,111.08-15,041.42

Finding the Fourth Proportional to 27,616.68, 38,111.08 and 15,041.42

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Solution

The fourth proportional to 27,616.68, 38,111.08 and 15,041.42 is: 20,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,616.68 : 38,111.08 = 15,041.42 : x
  2. Step 2: Convert to fraction form
    27,616.68/38,111.08 = 15,041.42/x
  3. Step 3: Cross multiply
    27,616.68x = 38,111.08 × 15,041.42
  4. Step 4: Simplify right side
    27,616.68x = 573,244,760.93
  5. Step 5: Solve for x
    x = 573,244,760.93/27,616.68
  6. Step 6: Final answer
    x = 20,757.19

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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.