Home / 47,153.38-70,734.32-12,093.34

Finding the Fourth Proportional to 47,153.38, 70,734.32 and 12,093.34

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Solution

The fourth proportional to 47,153.38, 70,734.32 and 12,093.34 is: 18,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,153.38 : 70,734.32 = 12,093.34 : x
  2. Step 2: Convert to fraction form
    47,153.38/70,734.32 = 12,093.34/x
  3. Step 3: Cross multiply
    47,153.38x = 70,734.32 × 12,093.34
  4. Step 4: Simplify right side
    47,153.38x = 855,414,181.43
  5. Step 5: Solve for x
    x = 855,414,181.43/47,153.38
  6. Step 6: Final answer
    x = 18,141.10

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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.