Home / 26,114.10-39,183.30-13,648.20

Finding the Fourth Proportional to 26,114.10, 39,183.30 and 13,648.20

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Solution

The fourth proportional to 26,114.10, 39,183.30 and 13,648.20 is: 20,478.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.10 : 39,183.30 = 13,648.20 : x
  2. Step 2: Convert to fraction form
    26,114.10/39,183.30 = 13,648.20/x
  3. Step 3: Cross multiply
    26,114.10x = 39,183.30 × 13,648.20
  4. Step 4: Simplify right side
    26,114.10x = 534,781,515.06
  5. Step 5: Solve for x
    x = 534,781,515.06/26,114.10
  6. Step 6: Final answer
    x = 20,478.65

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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.