Home / 34,697.36-47,882.48-18,782

Finding the Fourth Proportional to 34,697.36, 47,882.48 and 18,782

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Solution

The fourth proportional to 34,697.36, 47,882.48 and 18,782 is: 25,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,697.36 : 47,882.48 = 18,782 : x
  2. Step 2: Convert to fraction form
    34,697.36/47,882.48 = 18,782/x
  3. Step 3: Cross multiply
    34,697.36x = 47,882.48 × 18,782
  4. Step 4: Simplify right side
    34,697.36x = 899,328,739.36
  5. Step 5: Solve for x
    x = 899,328,739.36/34,697.36
  6. Step 6: Final answer
    x = 25,919.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.