Home / 41,116.64-61,651.68-13,031.36

Finding the Fourth Proportional to 41,116.64, 61,651.68 and 13,031.36

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Solution

The fourth proportional to 41,116.64, 61,651.68 and 13,031.36 is: 19,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,116.64 : 61,651.68 = 13,031.36 : x
  2. Step 2: Convert to fraction form
    41,116.64/61,651.68 = 13,031.36/x
  3. Step 3: Cross multiply
    41,116.64x = 61,651.68 × 13,031.36
  4. Step 4: Simplify right side
    41,116.64x = 803,405,236.68
  5. Step 5: Solve for x
    x = 803,405,236.68/41,116.64
  6. Step 6: Final answer
    x = 19,539.66

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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.