Home / 39,192.12-58,797.78-19,479.96

Finding the Fourth Proportional to 39,192.12, 58,797.78 and 19,479.96

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Solution

The fourth proportional to 39,192.12, 58,797.78 and 19,479.96 is: 29,224.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192.12 : 58,797.78 = 19,479.96 : x
  2. Step 2: Convert to fraction form
    39,192.12/58,797.78 = 19,479.96/x
  3. Step 3: Cross multiply
    39,192.12x = 58,797.78 × 19,479.96
  4. Step 4: Simplify right side
    39,192.12x = 1,145,378,402.49
  5. Step 5: Solve for x
    x = 1,145,378,402.49/39,192.12
  6. Step 6: Final answer
    x = 29,224.71

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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.