Home / 25,933.11-38,905.35-8,404.71

Finding the Fourth Proportional to 25,933.11, 38,905.35 and 8,404.71

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Solution

The fourth proportional to 25,933.11, 38,905.35 and 8,404.71 is: 12,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.11 : 38,905.35 = 8,404.71 : x
  2. Step 2: Convert to fraction form
    25,933.11/38,905.35 = 8,404.71/x
  3. Step 3: Cross multiply
    25,933.11x = 38,905.35 × 8,404.71
  4. Step 4: Simplify right side
    25,933.11x = 326,988,184.20
  5. Step 5: Solve for x
    x = 326,988,184.20/25,933.11
  6. Step 6: Final answer
    x = 12,608.91

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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.