Home / 51,494.34-77,216.79-21,896.13

Finding the Fourth Proportional to 51,494.34, 77,216.79 and 21,896.13

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Solution

The fourth proportional to 51,494.34, 77,216.79 and 21,896.13 is: 32,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,494.34 : 77,216.79 = 21,896.13 : x
  2. Step 2: Convert to fraction form
    51,494.34/77,216.79 = 21,896.13/x
  3. Step 3: Cross multiply
    51,494.34x = 77,216.79 × 21,896.13
  4. Step 4: Simplify right side
    51,494.34x = 1,690,748,872.02
  5. Step 5: Solve for x
    x = 1,690,748,872.02/51,494.34
  6. Step 6: Final answer
    x = 32,833.68

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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.