Home / 51,474.48-77,223.60-21,893.28

Finding the Fourth Proportional to 51,474.48, 77,223.60 and 21,893.28

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Solution

The fourth proportional to 51,474.48, 77,223.60 and 21,893.28 is: 32,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,474.48 : 77,223.60 = 21,893.28 : x
  2. Step 2: Convert to fraction form
    51,474.48/77,223.60 = 21,893.28/x
  3. Step 3: Cross multiply
    51,474.48x = 77,223.60 × 21,893.28
  4. Step 4: Simplify right side
    51,474.48x = 1,690,677,897.41
  5. Step 5: Solve for x
    x = 1,690,677,897.41/51,474.48
  6. Step 6: Final answer
    x = 32,844.97

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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.