Home / 29,975.76-41,382.41-19,371.44

Finding the Fourth Proportional to 29,975.76, 41,382.41 and 19,371.44

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Solution

The fourth proportional to 29,975.76, 41,382.41 and 19,371.44 is: 26,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,975.76 : 41,382.41 = 19,371.44 : x
  2. Step 2: Convert to fraction form
    29,975.76/41,382.41 = 19,371.44/x
  3. Step 3: Cross multiply
    29,975.76x = 41,382.41 × 19,371.44
  4. Step 4: Simplify right side
    29,975.76x = 801,636,975.83
  5. Step 5: Solve for x
    x = 801,636,975.83/29,975.76
  6. Step 6: Final answer
    x = 26,742.84

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1.5x scale

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.