Home / 55,381.23-83,054.42-17,932.65

Finding the Fourth Proportional to 55,381.23, 83,054.42 and 17,932.65

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Solution

The fourth proportional to 55,381.23, 83,054.42 and 17,932.65 is: 26,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,381.23 : 83,054.42 = 17,932.65 : x
  2. Step 2: Convert to fraction form
    55,381.23/83,054.42 = 17,932.65/x
  3. Step 3: Cross multiply
    55,381.23x = 83,054.42 × 17,932.65
  4. Step 4: Simplify right side
    55,381.23x = 1,489,385,844.81
  5. Step 5: Solve for x
    x = 1,489,385,844.81/55,381.23
  6. Step 6: Final answer
    x = 26,893.33

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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.