Home / 33,445.80-50,168.70-31,372.20

Finding the Fourth Proportional to 33,445.80, 50,168.70 and 31,372.20

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Solution

The fourth proportional to 33,445.80, 50,168.70 and 31,372.20 is: 47,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.80 : 50,168.70 = 31,372.20 : x
  2. Step 2: Convert to fraction form
    33,445.80/50,168.70 = 31,372.20/x
  3. Step 3: Cross multiply
    33,445.80x = 50,168.70 × 31,372.20
  4. Step 4: Simplify right side
    33,445.80x = 1,573,902,490.14
  5. Step 5: Solve for x
    x = 1,573,902,490.14/33,445.80
  6. Step 6: Final answer
    x = 47,058.30

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1.5x scale

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.