Home / 26,519.61-39,773.81-7,794.56

Finding the Fourth Proportional to 26,519.61, 39,773.81 and 7,794.56

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Solution

The fourth proportional to 26,519.61, 39,773.81 and 7,794.56 is: 11,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,519.61 : 39,773.81 = 7,794.56 : x
  2. Step 2: Convert to fraction form
    26,519.61/39,773.81 = 7,794.56/x
  3. Step 3: Cross multiply
    26,519.61x = 39,773.81 × 7,794.56
  4. Step 4: Simplify right side
    26,519.61x = 310,019,348.47
  5. Step 5: Solve for x
    x = 310,019,348.47/26,519.61
  6. Step 6: Final answer
    x = 11,690.19

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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.