Home / 47,940.31-66,105.67-32,636.75

Finding the Fourth Proportional to 47,940.31, 66,105.67 and 32,636.75

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Solution

The fourth proportional to 47,940.31, 66,105.67 and 32,636.75 is: 45,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.31 : 66,105.67 = 32,636.75 : x
  2. Step 2: Convert to fraction form
    47,940.31/66,105.67 = 32,636.75/x
  3. Step 3: Cross multiply
    47,940.31x = 66,105.67 × 32,636.75
  4. Step 4: Simplify right side
    47,940.31x = 2,157,474,062.19
  5. Step 5: Solve for x
    x = 2,157,474,062.19/47,940.31
  6. Step 6: Final answer
    x = 45,003.34

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1.5x scale

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.