Home / 18,255.63-25,193.10-10,707.41

Finding the Fourth Proportional to 18,255.63, 25,193.10 and 10,707.41

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Solution

The fourth proportional to 18,255.63, 25,193.10 and 10,707.41 is: 14,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.63 : 25,193.10 = 10,707.41 : x
  2. Step 2: Convert to fraction form
    18,255.63/25,193.10 = 10,707.41/x
  3. Step 3: Cross multiply
    18,255.63x = 25,193.10 × 10,707.41
  4. Step 4: Simplify right side
    18,255.63x = 269,752,724.91
  5. Step 5: Solve for x
    x = 269,752,724.91/18,255.63
  6. Step 6: Final answer
    x = 14,776.41

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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.