Home / 26,168.45-39,253.95-7,449.80

Finding the Fourth Proportional to 26,168.45, 39,253.95 and 7,449.80

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Solution

The fourth proportional to 26,168.45, 39,253.95 and 7,449.80 is: 11,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.45 : 39,253.95 = 7,449.80 : x
  2. Step 2: Convert to fraction form
    26,168.45/39,253.95 = 7,449.80/x
  3. Step 3: Cross multiply
    26,168.45x = 39,253.95 × 7,449.80
  4. Step 4: Simplify right side
    26,168.45x = 292,433,880.44
  5. Step 5: Solve for x
    x = 292,433,880.44/26,168.45
  6. Step 6: Final answer
    x = 11,175.06

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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.