Home / 37,213.40-55,761.75-31,643.84

Finding the Fourth Proportional to 37,213.40, 55,761.75 and 31,643.84

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Solution

The fourth proportional to 37,213.40, 55,761.75 and 31,643.84 is: 47,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,213.40 : 55,761.75 = 31,643.84 : x
  2. Step 2: Convert to fraction form
    37,213.40/55,761.75 = 31,643.84/x
  3. Step 3: Cross multiply
    37,213.40x = 55,761.75 × 31,643.84
  4. Step 4: Simplify right side
    37,213.40x = 1,764,515,895.12
  5. Step 5: Solve for x
    x = 1,764,515,895.12/37,213.40
  6. Step 6: Final answer
    x = 47,416.14

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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.