Home / 25,436.83-38,118.25-12,273.79

Finding the Fourth Proportional to 25,436.83, 38,118.25 and 12,273.79

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Solution

The fourth proportional to 25,436.83, 38,118.25 and 12,273.79 is: 18,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436.83 : 38,118.25 = 12,273.79 : x
  2. Step 2: Convert to fraction form
    25,436.83/38,118.25 = 12,273.79/x
  3. Step 3: Cross multiply
    25,436.83x = 38,118.25 × 12,273.79
  4. Step 4: Simplify right side
    25,436.83x = 467,855,395.67
  5. Step 5: Solve for x
    x = 467,855,395.67/25,436.83
  6. Step 6: Final answer
    x = 18,392.83

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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.