Home / 38,952.36-58,355.10-19,207.80

Finding the Fourth Proportional to 38,952.36, 58,355.10 and 19,207.80

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Solution

The fourth proportional to 38,952.36, 58,355.10 and 19,207.80 is: 28,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,952.36 : 58,355.10 = 19,207.80 : x
  2. Step 2: Convert to fraction form
    38,952.36/58,355.10 = 19,207.80/x
  3. Step 3: Cross multiply
    38,952.36x = 58,355.10 × 19,207.80
  4. Step 4: Simplify right side
    38,952.36x = 1,120,873,089.78
  5. Step 5: Solve for x
    x = 1,120,873,089.78/38,952.36
  6. Step 6: Final answer
    x = 28,775.49

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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.