Home / 27,117.38-40,563.75-25,458.50

Finding the Fourth Proportional to 27,117.38, 40,563.75 and 25,458.50

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Solution

The fourth proportional to 27,117.38, 40,563.75 and 25,458.50 is: 38,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.38 : 40,563.75 = 25,458.50 : x
  2. Step 2: Convert to fraction form
    27,117.38/40,563.75 = 25,458.50/x
  3. Step 3: Cross multiply
    27,117.38x = 40,563.75 × 25,458.50
  4. Step 4: Simplify right side
    27,117.38x = 1,032,692,229.38
  5. Step 5: Solve for x
    x = 1,032,692,229.38/27,117.38
  6. Step 6: Final answer
    x = 38,082.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.