Home / 19,829.22-29,733.36-10,474.26

Finding the Fourth Proportional to 19,829.22, 29,733.36 and 10,474.26

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Solution

The fourth proportional to 19,829.22, 29,733.36 and 10,474.26 is: 15,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.22 : 29,733.36 = 10,474.26 : x
  2. Step 2: Convert to fraction form
    19,829.22/29,733.36 = 10,474.26/x
  3. Step 3: Cross multiply
    19,829.22x = 29,733.36 × 10,474.26
  4. Step 4: Simplify right side
    19,829.22x = 311,434,943.31
  5. Step 5: Solve for x
    x = 311,434,943.31/19,829.22
  6. Step 6: Final answer
    x = 15,705.86

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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.