Home / 51,376.80-77,117.52-27,683.30

Finding the Fourth Proportional to 51,376.80, 77,117.52 and 27,683.30

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Solution

The fourth proportional to 51,376.80, 77,117.52 and 27,683.30 is: 41,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.80 : 77,117.52 = 27,683.30 : x
  2. Step 2: Convert to fraction form
    51,376.80/77,117.52 = 27,683.30/x
  3. Step 3: Cross multiply
    51,376.80x = 77,117.52 × 27,683.30
  4. Step 4: Simplify right side
    51,376.80x = 2,134,867,441.42
  5. Step 5: Solve for x
    x = 2,134,867,441.42/51,376.80
  6. Step 6: Final answer
    x = 41,553.14

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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.