Home / 54,887.61-82,266.07-26,406.66

Finding the Fourth Proportional to 54,887.61, 82,266.07 and 26,406.66

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Solution

The fourth proportional to 54,887.61, 82,266.07 and 26,406.66 is: 39,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.61 : 82,266.07 = 26,406.66 : x
  2. Step 2: Convert to fraction form
    54,887.61/82,266.07 = 26,406.66/x
  3. Step 3: Cross multiply
    54,887.61x = 82,266.07 × 26,406.66
  4. Step 4: Simplify right side
    54,887.61x = 2,172,372,140.03
  5. Step 5: Solve for x
    x = 2,172,372,140.03/54,887.61
  6. Step 6: Final answer
    x = 39,578.55

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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.