Home / 34,479.18-47,579.46-19,372.44

Finding the Fourth Proportional to 34,479.18, 47,579.46 and 19,372.44

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Solution

The fourth proportional to 34,479.18, 47,579.46 and 19,372.44 is: 26,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,479.18 : 47,579.46 = 19,372.44 : x
  2. Step 2: Convert to fraction form
    34,479.18/47,579.46 = 19,372.44/x
  3. Step 3: Cross multiply
    34,479.18x = 47,579.46 × 19,372.44
  4. Step 4: Simplify right side
    34,479.18x = 921,730,234.08
  5. Step 5: Solve for x
    x = 921,730,234.08/34,479.18
  6. Step 6: Final answer
    x = 26,732.95

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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.