Home / 52,370.78-78,568.47-17,310.43

Finding the Fourth Proportional to 52,370.78, 78,568.47 and 17,310.43

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Solution

The fourth proportional to 52,370.78, 78,568.47 and 17,310.43 is: 25,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,370.78 : 78,568.47 = 17,310.43 : x
  2. Step 2: Convert to fraction form
    52,370.78/78,568.47 = 17,310.43/x
  3. Step 3: Cross multiply
    52,370.78x = 78,568.47 × 17,310.43
  4. Step 4: Simplify right side
    52,370.78x = 1,360,054,196.56
  5. Step 5: Solve for x
    x = 1,360,054,196.56/52,370.78
  6. Step 6: Final answer
    x = 25,969.71

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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.