Home / 35,855.43-49,481.69-19,723.42

Finding the Fourth Proportional to 35,855.43, 49,481.69 and 19,723.42

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Solution

The fourth proportional to 35,855.43, 49,481.69 and 19,723.42 is: 27,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.43 : 49,481.69 = 19,723.42 : x
  2. Step 2: Convert to fraction form
    35,855.43/49,481.69 = 19,723.42/x
  3. Step 3: Cross multiply
    35,855.43x = 49,481.69 × 19,723.42
  4. Step 4: Simplify right side
    35,855.43x = 975,948,154.18
  5. Step 5: Solve for x
    x = 975,948,154.18/35,855.43
  6. Step 6: Final answer
    x = 27,218.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.