Home / 55,373.98-83,062.29-19,837.75

Finding the Fourth Proportional to 55,373.98, 83,062.29 and 19,837.75

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Solution

The fourth proportional to 55,373.98, 83,062.29 and 19,837.75 is: 29,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,373.98 : 83,062.29 = 19,837.75 : x
  2. Step 2: Convert to fraction form
    55,373.98/83,062.29 = 19,837.75/x
  3. Step 3: Cross multiply
    55,373.98x = 83,062.29 × 19,837.75
  4. Step 4: Simplify right side
    55,373.98x = 1,647,768,943.45
  5. Step 5: Solve for x
    x = 1,647,768,943.45/55,373.98
  6. Step 6: Final answer
    x = 29,757.10

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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.