Home / 52,084.36-78,138.88-17,023.91

Finding the Fourth Proportional to 52,084.36, 78,138.88 and 17,023.91

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Solution

The fourth proportional to 52,084.36, 78,138.88 and 17,023.91 is: 25,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.36 : 78,138.88 = 17,023.91 : x
  2. Step 2: Convert to fraction form
    52,084.36/78,138.88 = 17,023.91/x
  3. Step 3: Cross multiply
    52,084.36x = 78,138.88 × 17,023.91
  4. Step 4: Simplify right side
    52,084.36x = 1,330,229,260.62
  5. Step 5: Solve for x
    x = 1,330,229,260.62/52,084.36
  6. Step 6: Final answer
    x = 25,539.90

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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.