Home / 19,889.26-29,834.29-15,922.10

Finding the Fourth Proportional to 19,889.26, 29,834.29 and 15,922.10

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Solution

The fourth proportional to 19,889.26, 29,834.29 and 15,922.10 is: 23,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.26 : 29,834.29 = 15,922.10 : x
  2. Step 2: Convert to fraction form
    19,889.26/29,834.29 = 15,922.10/x
  3. Step 3: Cross multiply
    19,889.26x = 29,834.29 × 15,922.10
  4. Step 4: Simplify right side
    19,889.26x = 475,024,643.30
  5. Step 5: Solve for x
    x = 475,024,643.30/19,889.26
  6. Step 6: Final answer
    x = 23,883.48

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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.