Home / 25,508.25-38,264.55-7,040.25

Finding the Fourth Proportional to 25,508.25, 38,264.55 and 7,040.25

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Solution

The fourth proportional to 25,508.25, 38,264.55 and 7,040.25 is: 10,560.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,508.25 : 38,264.55 = 7,040.25 : x
  2. Step 2: Convert to fraction form
    25,508.25/38,264.55 = 7,040.25/x
  3. Step 3: Cross multiply
    25,508.25x = 38,264.55 × 7,040.25
  4. Step 4: Simplify right side
    25,508.25x = 269,391,998.14
  5. Step 5: Solve for x
    x = 269,391,998.14/25,508.25
  6. Step 6: Final answer
    x = 10,560.98

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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.