Home / 18,850.16-28,267.94-6,366.84

Finding the Fourth Proportional to 18,850.16, 28,267.94 and 6,366.84

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Solution

The fourth proportional to 18,850.16, 28,267.94 and 6,366.84 is: 9,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.16 : 28,267.94 = 6,366.84 : x
  2. Step 2: Convert to fraction form
    18,850.16/28,267.94 = 6,366.84/x
  3. Step 3: Cross multiply
    18,850.16x = 28,267.94 × 6,366.84
  4. Step 4: Simplify right side
    18,850.16x = 179,977,451.11
  5. Step 5: Solve for x
    x = 179,977,451.11/18,850.16
  6. Step 6: Final answer
    x = 9,547.79

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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.