Home / 26,940.79-40,416.30-10,299.44

Finding the Fourth Proportional to 26,940.79, 40,416.30 and 10,299.44

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Solution

The fourth proportional to 26,940.79, 40,416.30 and 10,299.44 is: 15,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.79 : 40,416.30 = 10,299.44 : x
  2. Step 2: Convert to fraction form
    26,940.79/40,416.30 = 10,299.44/x
  3. Step 3: Cross multiply
    26,940.79x = 40,416.30 × 10,299.44
  4. Step 4: Simplify right side
    26,940.79x = 416,265,256.87
  5. Step 5: Solve for x
    x = 416,265,256.87/26,940.79
  6. Step 6: Final answer
    x = 15,451.12

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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.