Home / 25,523.76-38,296.60-8,874.71

Finding the Fourth Proportional to 25,523.76, 38,296.60 and 8,874.71

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Solution

The fourth proportional to 25,523.76, 38,296.60 and 8,874.71 is: 13,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.76 : 38,296.60 = 8,874.71 : x
  2. Step 2: Convert to fraction form
    25,523.76/38,296.60 = 8,874.71/x
  3. Step 3: Cross multiply
    25,523.76x = 38,296.60 × 8,874.71
  4. Step 4: Simplify right side
    25,523.76x = 339,871,364.35
  5. Step 5: Solve for x
    x = 339,871,364.35/25,523.76
  6. Step 6: Final answer
    x = 13,315.88

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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.