Home / 43,465.97-65,191.23-19,767.94

Finding the Fourth Proportional to 43,465.97, 65,191.23 and 19,767.94

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Solution

The fourth proportional to 43,465.97, 65,191.23 and 19,767.94 is: 29,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,465.97 : 65,191.23 = 19,767.94 : x
  2. Step 2: Convert to fraction form
    43,465.97/65,191.23 = 19,767.94/x
  3. Step 3: Cross multiply
    43,465.97x = 65,191.23 × 19,767.94
  4. Step 4: Simplify right side
    43,465.97x = 1,288,696,160.19
  5. Step 5: Solve for x
    x = 1,288,696,160.19/43,465.97
  6. Step 6: Final answer
    x = 29,648.39

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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.