Home / 18,570.71-25,625.83-10,504.78

Finding the Fourth Proportional to 18,570.71, 25,625.83 and 10,504.78

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Solution

The fourth proportional to 18,570.71, 25,625.83 and 10,504.78 is: 14,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.71 : 25,625.83 = 10,504.78 : x
  2. Step 2: Convert to fraction form
    18,570.71/25,625.83 = 10,504.78/x
  3. Step 3: Cross multiply
    18,570.71x = 25,625.83 × 10,504.78
  4. Step 4: Simplify right side
    18,570.71x = 269,193,614.57
  5. Step 5: Solve for x
    x = 269,193,614.57/18,570.71
  6. Step 6: Final answer
    x = 14,495.61

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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.