Home / 18,550.96-25,592.28-12,272.08

Finding the Fourth Proportional to 18,550.96, 25,592.28 and 12,272.08

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Solution

The fourth proportional to 18,550.96, 25,592.28 and 12,272.08 is: 16,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.96 : 25,592.28 = 12,272.08 : x
  2. Step 2: Convert to fraction form
    18,550.96/25,592.28 = 12,272.08/x
  3. Step 3: Cross multiply
    18,550.96x = 25,592.28 × 12,272.08
  4. Step 4: Simplify right side
    18,550.96x = 314,070,507.54
  5. Step 5: Solve for x
    x = 314,070,507.54/18,550.96
  6. Step 6: Final answer
    x = 16,930.15

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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.