Home / 26,709.72-40,055.12-9,175.44

Finding the Fourth Proportional to 26,709.72, 40,055.12 and 9,175.44

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Solution

The fourth proportional to 26,709.72, 40,055.12 and 9,175.44 is: 13,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.72 : 40,055.12 = 9,175.44 : x
  2. Step 2: Convert to fraction form
    26,709.72/40,055.12 = 9,175.44/x
  3. Step 3: Cross multiply
    26,709.72x = 40,055.12 × 9,175.44
  4. Step 4: Simplify right side
    26,709.72x = 367,523,350.25
  5. Step 5: Solve for x
    x = 367,523,350.25/26,709.72
  6. Step 6: Final answer
    x = 13,759.91

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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.