Home / 55,348.63-83,016.79-19,808.52

Finding the Fourth Proportional to 55,348.63, 83,016.79 and 19,808.52

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Solution

The fourth proportional to 55,348.63, 83,016.79 and 19,808.52 is: 29,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,348.63 : 83,016.79 = 19,808.52 : x
  2. Step 2: Convert to fraction form
    55,348.63/83,016.79 = 19,808.52/x
  3. Step 3: Cross multiply
    55,348.63x = 83,016.79 × 19,808.52
  4. Step 4: Simplify right side
    55,348.63x = 1,644,439,745.05
  5. Step 5: Solve for x
    x = 1,644,439,745.05/55,348.63
  6. Step 6: Final answer
    x = 29,710.58

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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.