Home / 52,183.83-78,287.09-17,122.17

Finding the Fourth Proportional to 52,183.83, 78,287.09 and 17,122.17

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Solution

The fourth proportional to 52,183.83, 78,287.09 and 17,122.17 is: 25,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183.83 : 78,287.09 = 17,122.17 : x
  2. Step 2: Convert to fraction form
    52,183.83/78,287.09 = 17,122.17/x
  3. Step 3: Cross multiply
    52,183.83x = 78,287.09 × 17,122.17
  4. Step 4: Simplify right side
    52,183.83x = 1,340,444,778.17
  5. Step 5: Solve for x
    x = 1,340,444,778.17/52,183.83
  6. Step 6: Final answer
    x = 25,686.98

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1.5x scale

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.