Home / 21,799.10-32,698.66-10,105.94

Finding the Fourth Proportional to 21,799.10, 32,698.66 and 10,105.94

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Solution

The fourth proportional to 21,799.10, 32,698.66 and 10,105.94 is: 15,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.10 : 32,698.66 = 10,105.94 : x
  2. Step 2: Convert to fraction form
    21,799.10/32,698.66 = 10,105.94/x
  3. Step 3: Cross multiply
    21,799.10x = 32,698.66 × 10,105.94
  4. Step 4: Simplify right side
    21,799.10x = 330,450,696.04
  5. Step 5: Solve for x
    x = 330,450,696.04/21,799.10
  6. Step 6: Final answer
    x = 15,158.91

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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.