Home / 31,869.84-43,975.26-17,722.38

Finding the Fourth Proportional to 31,869.84, 43,975.26 and 17,722.38

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Solution

The fourth proportional to 31,869.84, 43,975.26 and 17,722.38 is: 24,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.84 : 43,975.26 = 17,722.38 : x
  2. Step 2: Convert to fraction form
    31,869.84/43,975.26 = 17,722.38/x
  3. Step 3: Cross multiply
    31,869.84x = 43,975.26 × 17,722.38
  4. Step 4: Simplify right side
    31,869.84x = 779,346,268.32
  5. Step 5: Solve for x
    x = 779,346,268.32/31,869.84
  6. Step 6: Final answer
    x = 24,454.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.