Home / 22,858.49-34,264.34-7,861.10

Finding the Fourth Proportional to 22,858.49, 34,264.34 and 7,861.10

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Solution

The fourth proportional to 22,858.49, 34,264.34 and 7,861.10 is: 11,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.49 : 34,264.34 = 7,861.10 : x
  2. Step 2: Convert to fraction form
    22,858.49/34,264.34 = 7,861.10/x
  3. Step 3: Cross multiply
    22,858.49x = 34,264.34 × 7,861.10
  4. Step 4: Simplify right side
    22,858.49x = 269,355,508.49
  5. Step 5: Solve for x
    x = 269,355,508.49/22,858.49
  6. Step 6: Final answer
    x = 11,783.61

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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.