Home / 52,902.36-79,301.70-21,759.48

Finding the Fourth Proportional to 52,902.36, 79,301.70 and 21,759.48

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Solution

The fourth proportional to 52,902.36, 79,301.70 and 21,759.48 is: 32,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902.36 : 79,301.70 = 21,759.48 : x
  2. Step 2: Convert to fraction form
    52,902.36/79,301.70 = 21,759.48/x
  3. Step 3: Cross multiply
    52,902.36x = 79,301.70 × 21,759.48
  4. Step 4: Simplify right side
    52,902.36x = 1,725,563,755.12
  5. Step 5: Solve for x
    x = 1,725,563,755.12/52,902.36
  6. Step 6: Final answer
    x = 32,617.90

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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.