Home / 11,973.64-17,948.18-5,404.44

Finding the Fourth Proportional to 11,973.64, 17,948.18 and 5,404.44

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Solution

The fourth proportional to 11,973.64, 17,948.18 and 5,404.44 is: 8,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.64 : 17,948.18 = 5,404.44 : x
  2. Step 2: Convert to fraction form
    11,973.64/17,948.18 = 5,404.44/x
  3. Step 3: Cross multiply
    11,973.64x = 17,948.18 × 5,404.44
  4. Step 4: Simplify right side
    11,973.64x = 96,999,861.92
  5. Step 5: Solve for x
    x = 96,999,861.92/11,973.64
  6. Step 6: Final answer
    x = 8,101.12

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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.