Home / 27,675.50-38,192.20-15,100.26

Finding the Fourth Proportional to 27,675.50, 38,192.20 and 15,100.26

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Solution

The fourth proportional to 27,675.50, 38,192.20 and 15,100.26 is: 20,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.50 : 38,192.20 = 15,100.26 : x
  2. Step 2: Convert to fraction form
    27,675.50/38,192.20 = 15,100.26/x
  3. Step 3: Cross multiply
    27,675.50x = 38,192.20 × 15,100.26
  4. Step 4: Simplify right side
    27,675.50x = 576,712,149.97
  5. Step 5: Solve for x
    x = 576,712,149.97/27,675.50
  6. Step 6: Final answer
    x = 20,838.36

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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.