Home / 19,422.92-29,087.64-13,163.94

Finding the Fourth Proportional to 19,422.92, 29,087.64 and 13,163.94

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Solution

The fourth proportional to 19,422.92, 29,087.64 and 13,163.94 is: 19,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.92 : 29,087.64 = 13,163.94 : x
  2. Step 2: Convert to fraction form
    19,422.92/29,087.64 = 13,163.94/x
  3. Step 3: Cross multiply
    19,422.92x = 29,087.64 × 13,163.94
  4. Step 4: Simplify right side
    19,422.92x = 382,908,053.33
  5. Step 5: Solve for x
    x = 382,908,053.33/19,422.92
  6. Step 6: Final answer
    x = 19,714.24

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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.