Home / 41,200.70-61,776.38-13,108.64

Finding the Fourth Proportional to 41,200.70, 61,776.38 and 13,108.64

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Solution

The fourth proportional to 41,200.70, 61,776.38 and 13,108.64 is: 19,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,200.70 : 61,776.38 = 13,108.64 : x
  2. Step 2: Convert to fraction form
    41,200.70/61,776.38 = 13,108.64/x
  3. Step 3: Cross multiply
    41,200.70x = 61,776.38 × 13,108.64
  4. Step 4: Simplify right side
    41,200.70x = 809,804,325.92
  5. Step 5: Solve for x
    x = 809,804,325.92/41,200.70
  6. Step 6: Final answer
    x = 19,655.11

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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.