Home / 25,437.52-38,143.95-8,791.75

Finding the Fourth Proportional to 25,437.52, 38,143.95 and 8,791.75

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Solution

The fourth proportional to 25,437.52, 38,143.95 and 8,791.75 is: 13,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,437.52 : 38,143.95 = 8,791.75 : x
  2. Step 2: Convert to fraction form
    25,437.52/38,143.95 = 8,791.75/x
  3. Step 3: Cross multiply
    25,437.52x = 38,143.95 × 8,791.75
  4. Step 4: Simplify right side
    25,437.52x = 335,352,072.41
  5. Step 5: Solve for x
    x = 335,352,072.41/25,437.52
  6. Step 6: Final answer
    x = 13,183.36

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1.5x scale

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.