Home / 47,072.38-70,608.53-12,012.04

Finding the Fourth Proportional to 47,072.38, 70,608.53 and 12,012.04

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Solution

The fourth proportional to 47,072.38, 70,608.53 and 12,012.04 is: 18,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,072.38 : 70,608.53 = 12,012.04 : x
  2. Step 2: Convert to fraction form
    47,072.38/70,608.53 = 12,012.04/x
  3. Step 3: Cross multiply
    47,072.38x = 70,608.53 × 12,012.04
  4. Step 4: Simplify right side
    47,072.38x = 848,152,340.21
  5. Step 5: Solve for x
    x = 848,152,340.21/47,072.38
  6. Step 6: Final answer
    x = 18,018.05

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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.