Home / 29,919.61-41,289.19-16,490.58

Finding the Fourth Proportional to 29,919.61, 41,289.19 and 16,490.58

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Solution

The fourth proportional to 29,919.61, 41,289.19 and 16,490.58 is: 22,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,919.61 : 41,289.19 = 16,490.58 : x
  2. Step 2: Convert to fraction form
    29,919.61/41,289.19 = 16,490.58/x
  3. Step 3: Cross multiply
    29,919.61x = 41,289.19 × 16,490.58
  4. Step 4: Simplify right side
    29,919.61x = 680,882,660.11
  5. Step 5: Solve for x
    x = 680,882,660.11/29,919.61
  6. Step 6: Final answer
    x = 22,757.07

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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.