Home / 33,437.80-50,156.70-31,364.20

Finding the Fourth Proportional to 33,437.80, 50,156.70 and 31,364.20

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Solution

The fourth proportional to 33,437.80, 50,156.70 and 31,364.20 is: 47,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.80 : 50,156.70 = 31,364.20 : x
  2. Step 2: Convert to fraction form
    33,437.80/50,156.70 = 31,364.20/x
  3. Step 3: Cross multiply
    33,437.80x = 50,156.70 × 31,364.20
  4. Step 4: Simplify right side
    33,437.80x = 1,573,124,770.14
  5. Step 5: Solve for x
    x = 1,573,124,770.14/33,437.80
  6. Step 6: Final answer
    x = 47,046.30

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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.