Home / 39,301.08-58,872.66-19,519.80

Finding the Fourth Proportional to 39,301.08, 58,872.66 and 19,519.80

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Solution

The fourth proportional to 39,301.08, 58,872.66 and 19,519.80 is: 29,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,301.08 : 58,872.66 = 19,519.80 : x
  2. Step 2: Convert to fraction form
    39,301.08/58,872.66 = 19,519.80/x
  3. Step 3: Cross multiply
    39,301.08x = 58,872.66 × 19,519.80
  4. Step 4: Simplify right side
    39,301.08x = 1,149,182,548.67
  5. Step 5: Solve for x
    x = 1,149,182,548.67/39,301.08
  6. Step 6: Final answer
    x = 29,240.48

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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.