Home / 43,294.38-64,922.13-19,927.50

Finding the Fourth Proportional to 43,294.38, 64,922.13 and 19,927.50

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Solution

The fourth proportional to 43,294.38, 64,922.13 and 19,927.50 is: 29,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,294.38 : 64,922.13 = 19,927.50 : x
  2. Step 2: Convert to fraction form
    43,294.38/64,922.13 = 19,927.50/x
  3. Step 3: Cross multiply
    43,294.38x = 64,922.13 × 19,927.50
  4. Step 4: Simplify right side
    43,294.38x = 1,293,735,745.58
  5. Step 5: Solve for x
    x = 1,293,735,745.58/43,294.38
  6. Step 6: Final answer
    x = 29,882.30

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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.