Home / 47,730.10-71,486.10-22,787.68

Finding the Fourth Proportional to 47,730.10, 71,486.10 and 22,787.68

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Solution

The fourth proportional to 47,730.10, 71,486.10 and 22,787.68 is: 34,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.10 : 71,486.10 = 22,787.68 : x
  2. Step 2: Convert to fraction form
    47,730.10/71,486.10 = 22,787.68/x
  3. Step 3: Cross multiply
    47,730.10x = 71,486.10 × 22,787.68
  4. Step 4: Simplify right side
    47,730.10x = 1,629,002,371.25
  5. Step 5: Solve for x
    x = 1,629,002,371.25/47,730.10
  6. Step 6: Final answer
    x = 34,129.46

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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.