Home / 26,919.26-40,334.45-15,642.94

Finding the Fourth Proportional to 26,919.26, 40,334.45 and 15,642.94

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Solution

The fourth proportional to 26,919.26, 40,334.45 and 15,642.94 is: 23,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.26 : 40,334.45 = 15,642.94 : x
  2. Step 2: Convert to fraction form
    26,919.26/40,334.45 = 15,642.94/x
  3. Step 3: Cross multiply
    26,919.26x = 40,334.45 × 15,642.94
  4. Step 4: Simplify right side
    26,919.26x = 630,949,202.23
  5. Step 5: Solve for x
    x = 630,949,202.23/26,919.26
  6. Step 6: Final answer
    x = 23,438.58

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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.