Home / 52,422.39-78,644.52-17,364.78

Finding the Fourth Proportional to 52,422.39, 78,644.52 and 17,364.78

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Solution

The fourth proportional to 52,422.39, 78,644.52 and 17,364.78 is: 26,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.39 : 78,644.52 = 17,364.78 : x
  2. Step 2: Convert to fraction form
    52,422.39/78,644.52 = 17,364.78/x
  3. Step 3: Cross multiply
    52,422.39x = 78,644.52 × 17,364.78
  4. Step 4: Simplify right side
    52,422.39x = 1,365,644,788.01
  5. Step 5: Solve for x
    x = 1,365,644,788.01/52,422.39
  6. Step 6: Final answer
    x = 26,050.79

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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.