Home / 20,250.76-30,372.34-16,324.94

Finding the Fourth Proportional to 20,250.76, 30,372.34 and 16,324.94

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Solution

The fourth proportional to 20,250.76, 30,372.34 and 16,324.94 is: 24,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250.76 : 30,372.34 = 16,324.94 : x
  2. Step 2: Convert to fraction form
    20,250.76/30,372.34 = 16,324.94/x
  3. Step 3: Cross multiply
    20,250.76x = 30,372.34 × 16,324.94
  4. Step 4: Simplify right side
    20,250.76x = 495,826,394.67
  5. Step 5: Solve for x
    x = 495,826,394.67/20,250.76
  6. Step 6: Final answer
    x = 24,484.34

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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.