Home / 30,065.44-41,491.92-18,891.04

Finding the Fourth Proportional to 30,065.44, 41,491.92 and 18,891.04

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Solution

The fourth proportional to 30,065.44, 41,491.92 and 18,891.04 is: 26,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.44 : 41,491.92 = 18,891.04 : x
  2. Step 2: Convert to fraction form
    30,065.44/41,491.92 = 18,891.04/x
  3. Step 3: Cross multiply
    30,065.44x = 41,491.92 × 18,891.04
  4. Step 4: Simplify right side
    30,065.44x = 783,825,520.40
  5. Step 5: Solve for x
    x = 783,825,520.40/30,065.44
  6. Step 6: Final answer
    x = 26,070.65

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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.