Home / 25,249.35-37,818.95-20,817.03

Finding the Fourth Proportional to 25,249.35, 37,818.95 and 20,817.03

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Solution

The fourth proportional to 25,249.35, 37,818.95 and 20,817.03 is: 31,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.35 : 37,818.95 = 20,817.03 : x
  2. Step 2: Convert to fraction form
    25,249.35/37,818.95 = 20,817.03/x
  3. Step 3: Cross multiply
    25,249.35x = 37,818.95 × 20,817.03
  4. Step 4: Simplify right side
    25,249.35x = 787,278,112.63
  5. Step 5: Solve for x
    x = 787,278,112.63/25,249.35
  6. Step 6: Final answer
    x = 31,180.13

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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.