Home / 27,675.27-38,192.30-15,100.02

Finding the Fourth Proportional to 27,675.27, 38,192.30 and 15,100.02

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Solution

The fourth proportional to 27,675.27, 38,192.30 and 15,100.02 is: 20,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.27 : 38,192.30 = 15,100.02 : x
  2. Step 2: Convert to fraction form
    27,675.27/38,192.30 = 15,100.02/x
  3. Step 3: Cross multiply
    27,675.27x = 38,192.30 × 15,100.02
  4. Step 4: Simplify right side
    27,675.27x = 576,704,418.35
  5. Step 5: Solve for x
    x = 576,704,418.35/27,675.27
  6. Step 6: Final answer
    x = 20,838.26

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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.