Home / 26,153.36-39,229.68-9,512.72

Finding the Fourth Proportional to 26,153.36, 39,229.68 and 9,512.72

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Solution

The fourth proportional to 26,153.36, 39,229.68 and 9,512.72 is: 14,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.36 : 39,229.68 = 9,512.72 : x
  2. Step 2: Convert to fraction form
    26,153.36/39,229.68 = 9,512.72/x
  3. Step 3: Cross multiply
    26,153.36x = 39,229.68 × 9,512.72
  4. Step 4: Simplify right side
    26,153.36x = 373,180,961.53
  5. Step 5: Solve for x
    x = 373,180,961.53/26,153.36
  6. Step 6: Final answer
    x = 14,268.95

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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.