Home / 27,675.24-38,191.98-15,100.26

Finding the Fourth Proportional to 27,675.24, 38,191.98 and 15,100.26

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Solution

The fourth proportional to 27,675.24, 38,191.98 and 15,100.26 is: 20,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.24 : 38,191.98 = 15,100.26 : x
  2. Step 2: Convert to fraction form
    27,675.24/38,191.98 = 15,100.26/x
  3. Step 3: Cross multiply
    27,675.24x = 38,191.98 × 15,100.26
  4. Step 4: Simplify right side
    27,675.24x = 576,708,827.91
  5. Step 5: Solve for x
    x = 576,708,827.91/27,675.24
  6. Step 6: Final answer
    x = 20,838.44

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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.