Home / 16,123.72-24,182.58-6,761.20

Finding the Fourth Proportional to 16,123.72, 24,182.58 and 6,761.20

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Solution

The fourth proportional to 16,123.72, 24,182.58 and 6,761.20 is: 10,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123.72 : 24,182.58 = 6,761.20 : x
  2. Step 2: Convert to fraction form
    16,123.72/24,182.58 = 6,761.20/x
  3. Step 3: Cross multiply
    16,123.72x = 24,182.58 × 6,761.20
  4. Step 4: Simplify right side
    16,123.72x = 163,503,259.90
  5. Step 5: Solve for x
    x = 163,503,259.90/16,123.72
  6. Step 6: Final answer
    x = 10,140.54

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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.