Home / 19,216.23-28,825.83-7,375.70

Finding the Fourth Proportional to 19,216.23, 28,825.83 and 7,375.70

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Solution

The fourth proportional to 19,216.23, 28,825.83 and 7,375.70 is: 11,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.23 : 28,825.83 = 7,375.70 : x
  2. Step 2: Convert to fraction form
    19,216.23/28,825.83 = 7,375.70/x
  3. Step 3: Cross multiply
    19,216.23x = 28,825.83 × 7,375.70
  4. Step 4: Simplify right side
    19,216.23x = 212,610,530.20
  5. Step 5: Solve for x
    x = 212,610,530.20/19,216.23
  6. Step 6: Final answer
    x = 11,064.11

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1.5x scale

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.