Home / 20,625.61-30,936.58-5,834.20

Finding the Fourth Proportional to 20,625.61, 30,936.58 and 5,834.20

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Solution

The fourth proportional to 20,625.61, 30,936.58 and 5,834.20 is: 8,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625.61 : 30,936.58 = 5,834.20 : x
  2. Step 2: Convert to fraction form
    20,625.61/30,936.58 = 5,834.20/x
  3. Step 3: Cross multiply
    20,625.61x = 30,936.58 × 5,834.20
  4. Step 4: Simplify right side
    20,625.61x = 180,490,195.04
  5. Step 5: Solve for x
    x = 180,490,195.04/20,625.61
  6. Step 6: Final answer
    x = 8,750.78

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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.