Home / 26,374.35-39,561.69-10,791.99

Finding the Fourth Proportional to 26,374.35, 39,561.69 and 10,791.99

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Solution

The fourth proportional to 26,374.35, 39,561.69 and 10,791.99 is: 16,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.35 : 39,561.69 = 10,791.99 : x
  2. Step 2: Convert to fraction form
    26,374.35/39,561.69 = 10,791.99/x
  3. Step 3: Cross multiply
    26,374.35x = 39,561.69 × 10,791.99
  4. Step 4: Simplify right side
    26,374.35x = 426,949,362.86
  5. Step 5: Solve for x
    x = 426,949,362.86/26,374.35
  6. Step 6: Final answer
    x = 16,188.05

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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.