Home / 18,230.94-25,158.71-9,847.44

Finding the Fourth Proportional to 18,230.94, 25,158.71 and 9,847.44

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Solution

The fourth proportional to 18,230.94, 25,158.71 and 9,847.44 is: 13,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.94 : 25,158.71 = 9,847.44 : x
  2. Step 2: Convert to fraction form
    18,230.94/25,158.71 = 9,847.44/x
  3. Step 3: Cross multiply
    18,230.94x = 25,158.71 × 9,847.44
  4. Step 4: Simplify right side
    18,230.94x = 247,748,887.20
  5. Step 5: Solve for x
    x = 247,748,887.20/18,230.94
  6. Step 6: Final answer
    x = 13,589.47

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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.