Home / 37,631.28-51,812.28-33,138.48

Finding the Fourth Proportional to 37,631.28, 51,812.28 and 33,138.48

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Solution

The fourth proportional to 37,631.28, 51,812.28 and 33,138.48 is: 45,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,631.28 : 51,812.28 = 33,138.48 : x
  2. Step 2: Convert to fraction form
    37,631.28/51,812.28 = 33,138.48/x
  3. Step 3: Cross multiply
    37,631.28x = 51,812.28 × 33,138.48
  4. Step 4: Simplify right side
    37,631.28x = 1,716,980,204.53
  5. Step 5: Solve for x
    x = 1,716,980,204.53/37,631.28
  6. Step 6: Final answer
    x = 45,626.41

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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.