Home / 30,035.72-41,449.41-16,424.04

Finding the Fourth Proportional to 30,035.72, 41,449.41 and 16,424.04

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Solution

The fourth proportional to 30,035.72, 41,449.41 and 16,424.04 is: 22,665.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.72 : 41,449.41 = 16,424.04 : x
  2. Step 2: Convert to fraction form
    30,035.72/41,449.41 = 16,424.04/x
  3. Step 3: Cross multiply
    30,035.72x = 41,449.41 × 16,424.04
  4. Step 4: Simplify right side
    30,035.72x = 680,766,767.82
  5. Step 5: Solve for x
    x = 680,766,767.82/30,035.72
  6. Step 6: Final answer
    x = 22,665.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.