Home / 26,704.80-40,154.40-26,121.60

Finding the Fourth Proportional to 26,704.80, 40,154.40 and 26,121.60

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Solution

The fourth proportional to 26,704.80, 40,154.40 and 26,121.60 is: 39,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.80 : 40,154.40 = 26,121.60 : x
  2. Step 2: Convert to fraction form
    26,704.80/40,154.40 = 26,121.60/x
  3. Step 3: Cross multiply
    26,704.80x = 40,154.40 × 26,121.60
  4. Step 4: Simplify right side
    26,704.80x = 1,048,897,175.04
  5. Step 5: Solve for x
    x = 1,048,897,175.04/26,704.80
  6. Step 6: Final answer
    x = 39,277.48

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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.