Home / 21,924.07-32,894.39-13,165.09

Finding the Fourth Proportional to 21,924.07, 32,894.39 and 13,165.09

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Solution

The fourth proportional to 21,924.07, 32,894.39 and 13,165.09 is: 19,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924.07 : 32,894.39 = 13,165.09 : x
  2. Step 2: Convert to fraction form
    21,924.07/32,894.39 = 13,165.09/x
  3. Step 3: Cross multiply
    21,924.07x = 32,894.39 × 13,165.09
  4. Step 4: Simplify right side
    21,924.07x = 433,057,604.85
  5. Step 5: Solve for x
    x = 433,057,604.85/21,924.07
  6. Step 6: Final answer
    x = 19,752.61

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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.