Home / 25,255.19-37,882.88-7,724.95

Finding the Fourth Proportional to 25,255.19, 37,882.88 and 7,724.95

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Solution

The fourth proportional to 25,255.19, 37,882.88 and 7,724.95 is: 11,587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.19 : 37,882.88 = 7,724.95 : x
  2. Step 2: Convert to fraction form
    25,255.19/37,882.88 = 7,724.95/x
  3. Step 3: Cross multiply
    25,255.19x = 37,882.88 × 7,724.95
  4. Step 4: Simplify right side
    25,255.19x = 292,643,353.86
  5. Step 5: Solve for x
    x = 292,643,353.86/25,255.19
  6. Step 6: Final answer
    x = 11,587.45

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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.