Home / 25,383.87-38,091.56-12,237.57

Finding the Fourth Proportional to 25,383.87, 38,091.56 and 12,237.57

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Solution

The fourth proportional to 25,383.87, 38,091.56 and 12,237.57 is: 18,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.87 : 38,091.56 = 12,237.57 : x
  2. Step 2: Convert to fraction form
    25,383.87/38,091.56 = 12,237.57/x
  3. Step 3: Cross multiply
    25,383.87x = 38,091.56 × 12,237.57
  4. Step 4: Simplify right side
    25,383.87x = 466,148,070.72
  5. Step 5: Solve for x
    x = 466,148,070.72/25,383.87
  6. Step 6: Final answer
    x = 18,363.95

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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.