Home / 56,661.08-84,987.97-17,218.53

Finding the Fourth Proportional to 56,661.08, 84,987.97 and 17,218.53

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Solution

The fourth proportional to 56,661.08, 84,987.97 and 17,218.53 is: 25,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,661.08 : 84,987.97 = 17,218.53 : x
  2. Step 2: Convert to fraction form
    56,661.08/84,987.97 = 17,218.53/x
  3. Step 3: Cross multiply
    56,661.08x = 84,987.97 × 17,218.53
  4. Step 4: Simplify right side
    56,661.08x = 1,463,367,868.04
  5. Step 5: Solve for x
    x = 1,463,367,868.04/56,661.08
  6. Step 6: Final answer
    x = 25,826.69

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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.