Home / 26,149.41-39,226.14-15,690.69

Finding the Fourth Proportional to 26,149.41, 39,226.14 and 15,690.69

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Solution

The fourth proportional to 26,149.41, 39,226.14 and 15,690.69 is: 23,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.41 : 39,226.14 = 15,690.69 : x
  2. Step 2: Convert to fraction form
    26,149.41/39,226.14 = 15,690.69/x
  3. Step 3: Cross multiply
    26,149.41x = 39,226.14 × 15,690.69
  4. Step 4: Simplify right side
    26,149.41x = 615,485,202.64
  5. Step 5: Solve for x
    x = 615,485,202.64/26,149.41
  6. Step 6: Final answer
    x = 23,537.25

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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.