Home / 18,569.50-25,626.33-10,186

Finding the Fourth Proportional to 18,569.50, 25,626.33 and 10,186

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Solution

The fourth proportional to 18,569.50, 25,626.33 and 10,186 is: 14,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.50 : 25,626.33 = 10,186 : x
  2. Step 2: Convert to fraction form
    18,569.50/25,626.33 = 10,186/x
  3. Step 3: Cross multiply
    18,569.50x = 25,626.33 × 10,186
  4. Step 4: Simplify right side
    18,569.50x = 261,029,797.38
  5. Step 5: Solve for x
    x = 261,029,797.38/18,569.50
  6. Step 6: Final answer
    x = 14,056.91

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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.