Home / 53,734.10-80,617.26-21,696.68

Finding the Fourth Proportional to 53,734.10, 80,617.26 and 21,696.68

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Solution

The fourth proportional to 53,734.10, 80,617.26 and 21,696.68 is: 32,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,734.10 : 80,617.26 = 21,696.68 : x
  2. Step 2: Convert to fraction form
    53,734.10/80,617.26 = 21,696.68/x
  3. Step 3: Cross multiply
    53,734.10x = 80,617.26 × 21,696.68
  4. Step 4: Simplify right side
    53,734.10x = 1,749,126,892.70
  5. Step 5: Solve for x
    x = 1,749,126,892.70/53,734.10
  6. Step 6: Final answer
    x = 32,551.52

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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.