Home / 41,990.28-63,007.29-18,611.25

Finding the Fourth Proportional to 41,990.28, 63,007.29 and 18,611.25

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Solution

The fourth proportional to 41,990.28, 63,007.29 and 18,611.25 is: 27,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,990.28 : 63,007.29 = 18,611.25 : x
  2. Step 2: Convert to fraction form
    41,990.28/63,007.29 = 18,611.25/x
  3. Step 3: Cross multiply
    41,990.28x = 63,007.29 × 18,611.25
  4. Step 4: Simplify right side
    41,990.28x = 1,172,644,426.01
  5. Step 5: Solve for x
    x = 1,172,644,426.01/41,990.28
  6. Step 6: Final answer
    x = 27,926.57

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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.