Home / 18,649.37-25,736.07-10,265.87

Finding the Fourth Proportional to 18,649.37, 25,736.07 and 10,265.87

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Solution

The fourth proportional to 18,649.37, 25,736.07 and 10,265.87 is: 14,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,649.37 : 25,736.07 = 10,265.87 : x
  2. Step 2: Convert to fraction form
    18,649.37/25,736.07 = 10,265.87/x
  3. Step 3: Cross multiply
    18,649.37x = 25,736.07 × 10,265.87
  4. Step 4: Simplify right side
    18,649.37x = 264,203,148.93
  5. Step 5: Solve for x
    x = 264,203,148.93/18,649.37
  6. Step 6: Final answer
    x = 14,166.87

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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.