Home / 26,441.68-39,661.62-10,641.82

Finding the Fourth Proportional to 26,441.68, 39,661.62 and 10,641.82

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Solution

The fourth proportional to 26,441.68, 39,661.62 and 10,641.82 is: 15,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.68 : 39,661.62 = 10,641.82 : x
  2. Step 2: Convert to fraction form
    26,441.68/39,661.62 = 10,641.82/x
  3. Step 3: Cross multiply
    26,441.68x = 39,661.62 × 10,641.82
  4. Step 4: Simplify right side
    26,441.68x = 422,071,820.95
  5. Step 5: Solve for x
    x = 422,071,820.95/26,441.68
  6. Step 6: Final answer
    x = 15,962.37

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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.