Home / 51,266.52-76,884.66-21,683.70

Finding the Fourth Proportional to 51,266.52, 76,884.66 and 21,683.70

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Solution

The fourth proportional to 51,266.52, 76,884.66 and 21,683.70 is: 32,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266.52 : 76,884.66 = 21,683.70 : x
  2. Step 2: Convert to fraction form
    51,266.52/76,884.66 = 21,683.70/x
  3. Step 3: Cross multiply
    51,266.52x = 76,884.66 × 21,683.70
  4. Step 4: Simplify right side
    51,266.52x = 1,667,143,902.04
  5. Step 5: Solve for x
    x = 1,667,143,902.04/51,266.52
  6. Step 6: Final answer
    x = 32,519.15

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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.