Home / 27,625.76-38,123.12-15,050.24

Finding the Fourth Proportional to 27,625.76, 38,123.12 and 15,050.24

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Solution

The fourth proportional to 27,625.76, 38,123.12 and 15,050.24 is: 20,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.76 : 38,123.12 = 15,050.24 : x
  2. Step 2: Convert to fraction form
    27,625.76/38,123.12 = 15,050.24/x
  3. Step 3: Cross multiply
    27,625.76x = 38,123.12 × 15,050.24
  4. Step 4: Simplify right side
    27,625.76x = 573,762,105.55
  5. Step 5: Solve for x
    x = 573,762,105.55/27,625.76
  6. Step 6: Final answer
    x = 20,769.10

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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.