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Finding the Fourth Proportional to 19,206.32, 28,825.32 and 14,850.32

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Solution

The fourth proportional to 19,206.32, 28,825.32 and 14,850.32 is: 22,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.32 : 28,825.32 = 14,850.32 : x
  2. Step 2: Convert to fraction form
    19,206.32/28,825.32 = 14,850.32/x
  3. Step 3: Cross multiply
    19,206.32x = 28,825.32 × 14,850.32
  4. Step 4: Simplify right side
    19,206.32x = 428,065,226.10
  5. Step 5: Solve for x
    x = 428,065,226.10/19,206.32
  6. Step 6: Final answer
    x = 22,287.73

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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.