Home / 29,865.83-41,217.61-16,439.81

Finding the Fourth Proportional to 29,865.83, 41,217.61 and 16,439.81

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Solution

The fourth proportional to 29,865.83, 41,217.61 and 16,439.81 is: 22,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,865.83 : 41,217.61 = 16,439.81 : x
  2. Step 2: Convert to fraction form
    29,865.83/41,217.61 = 16,439.81/x
  3. Step 3: Cross multiply
    29,865.83x = 41,217.61 × 16,439.81
  4. Step 4: Simplify right side
    29,865.83x = 677,609,677.05
  5. Step 5: Solve for x
    x = 677,609,677.05/29,865.83
  6. Step 6: Final answer
    x = 22,688.46

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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.