Home / 34,789.64-48,006.42-19,680.44

Finding the Fourth Proportional to 34,789.64, 48,006.42 and 19,680.44

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Solution

The fourth proportional to 34,789.64, 48,006.42 and 19,680.44 is: 27,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,789.64 : 48,006.42 = 19,680.44 : x
  2. Step 2: Convert to fraction form
    34,789.64/48,006.42 = 19,680.44/x
  3. Step 3: Cross multiply
    34,789.64x = 48,006.42 × 19,680.44
  4. Step 4: Simplify right side
    34,789.64x = 944,787,468.42
  5. Step 5: Solve for x
    x = 944,787,468.42/34,789.64
  6. Step 6: Final answer
    x = 27,157.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.