Home / 27,625.90-38,123.72-15,050.66

Finding the Fourth Proportional to 27,625.90, 38,123.72 and 15,050.66

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Solution

The fourth proportional to 27,625.90, 38,123.72 and 15,050.66 is: 20,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.90 : 38,123.72 = 15,050.66 : x
  2. Step 2: Convert to fraction form
    27,625.90/38,123.72 = 15,050.66/x
  3. Step 3: Cross multiply
    27,625.90x = 38,123.72 × 15,050.66
  4. Step 4: Simplify right side
    27,625.90x = 573,787,147.66
  5. Step 5: Solve for x
    x = 573,787,147.66/27,625.90
  6. Step 6: Final answer
    x = 20,769.90

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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.