Home / 47,928.84-66,134.88-27,231.56

Finding the Fourth Proportional to 47,928.84, 66,134.88 and 27,231.56

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Solution

The fourth proportional to 47,928.84, 66,134.88 and 27,231.56 is: 37,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,928.84 : 66,134.88 = 27,231.56 : x
  2. Step 2: Convert to fraction form
    47,928.84/66,134.88 = 27,231.56/x
  3. Step 3: Cross multiply
    47,928.84x = 66,134.88 × 27,231.56
  4. Step 4: Simplify right side
    47,928.84x = 1,800,955,952.81
  5. Step 5: Solve for x
    x = 1,800,955,952.81/47,928.84
  6. Step 6: Final answer
    x = 37,575.62

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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.