Home / 27,772.46-38,325.83-15,025.59

Finding the Fourth Proportional to 27,772.46, 38,325.83 and 15,025.59

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Solution

The fourth proportional to 27,772.46, 38,325.83 and 15,025.59 is: 20,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,772.46 : 38,325.83 = 15,025.59 : x
  2. Step 2: Convert to fraction form
    27,772.46/38,325.83 = 15,025.59/x
  3. Step 3: Cross multiply
    27,772.46x = 38,325.83 × 15,025.59
  4. Step 4: Simplify right side
    27,772.46x = 575,868,132.86
  5. Step 5: Solve for x
    x = 575,868,132.86/27,772.46
  6. Step 6: Final answer
    x = 20,735.23

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Half scale
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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.