Home / 51,538.92-77,288.58-18,252.84

Finding the Fourth Proportional to 51,538.92, 77,288.58 and 18,252.84

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Solution

The fourth proportional to 51,538.92, 77,288.58 and 18,252.84 is: 27,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,538.92 : 77,288.58 = 18,252.84 : x
  2. Step 2: Convert to fraction form
    51,538.92/77,288.58 = 18,252.84/x
  3. Step 3: Cross multiply
    51,538.92x = 77,288.58 × 18,252.84
  4. Step 4: Simplify right side
    51,538.92x = 1,410,736,084.57
  5. Step 5: Solve for x
    x = 1,410,736,084.57/51,538.92
  6. Step 6: Final answer
    x = 27,372.25

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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.