Home / 18,574.54-25,626.14-12,204.57

Finding the Fourth Proportional to 18,574.54, 25,626.14 and 12,204.57

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Solution

The fourth proportional to 18,574.54, 25,626.14 and 12,204.57 is: 16,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574.54 : 25,626.14 = 12,204.57 : x
  2. Step 2: Convert to fraction form
    18,574.54/25,626.14 = 12,204.57/x
  3. Step 3: Cross multiply
    18,574.54x = 25,626.14 × 12,204.57
  4. Step 4: Simplify right side
    18,574.54x = 312,755,918.41
  5. Step 5: Solve for x
    x = 312,755,918.41/18,574.54
  6. Step 6: Final answer
    x = 16,837.88

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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.