Home / 26,122.20-39,183.30-16,256.40

Finding the Fourth Proportional to 26,122.20, 39,183.30 and 16,256.40

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Solution

The fourth proportional to 26,122.20, 39,183.30 and 16,256.40 is: 24,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.20 : 39,183.30 = 16,256.40 : x
  2. Step 2: Convert to fraction form
    26,122.20/39,183.30 = 16,256.40/x
  3. Step 3: Cross multiply
    26,122.20x = 39,183.30 × 16,256.40
  4. Step 4: Simplify right side
    26,122.20x = 636,979,398.12
  5. Step 5: Solve for x
    x = 636,979,398.12/26,122.20
  6. Step 6: Final answer
    x = 24,384.60

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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.