Home / 38,811.22-58,239.42-16,320.28

Finding the Fourth Proportional to 38,811.22, 58,239.42 and 16,320.28

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Solution

The fourth proportional to 38,811.22, 58,239.42 and 16,320.28 is: 24,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811.22 : 58,239.42 = 16,320.28 : x
  2. Step 2: Convert to fraction form
    38,811.22/58,239.42 = 16,320.28/x
  3. Step 3: Cross multiply
    38,811.22x = 58,239.42 × 16,320.28
  4. Step 4: Simplify right side
    38,811.22x = 950,483,350.24
  5. Step 5: Solve for x
    x = 950,483,350.24/38,811.22
  6. Step 6: Final answer
    x = 24,489.91

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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.