Home / 52,736.20-79,058.38-21,551.56

Finding the Fourth Proportional to 52,736.20, 79,058.38 and 21,551.56

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Solution

The fourth proportional to 52,736.20, 79,058.38 and 21,551.56 is: 32,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,736.20 : 79,058.38 = 21,551.56 : x
  2. Step 2: Convert to fraction form
    52,736.20/79,058.38 = 21,551.56/x
  3. Step 3: Cross multiply
    52,736.20x = 79,058.38 × 21,551.56
  4. Step 4: Simplify right side
    52,736.20x = 1,703,831,420.07
  5. Step 5: Solve for x
    x = 1,703,831,420.07/52,736.20
  6. Step 6: Final answer
    x = 32,308.57

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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.