Home / 41,208.11-61,816.98-13,118.32

Finding the Fourth Proportional to 41,208.11, 61,816.98 and 13,118.32

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Solution

The fourth proportional to 41,208.11, 61,816.98 and 13,118.32 is: 19,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,208.11 : 61,816.98 = 13,118.32 : x
  2. Step 2: Convert to fraction form
    41,208.11/61,816.98 = 13,118.32/x
  3. Step 3: Cross multiply
    41,208.11x = 61,816.98 × 13,118.32
  4. Step 4: Simplify right side
    41,208.11x = 810,934,615.99
  5. Step 5: Solve for x
    x = 810,934,615.99/41,208.11
  6. Step 6: Final answer
    x = 19,679.01

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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.