Home / 18,217.88-25,140.73-10,562.64

Finding the Fourth Proportional to 18,217.88, 25,140.73 and 10,562.64

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Solution

The fourth proportional to 18,217.88, 25,140.73 and 10,562.64 is: 14,576.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.88 : 25,140.73 = 10,562.64 : x
  2. Step 2: Convert to fraction form
    18,217.88/25,140.73 = 10,562.64/x
  3. Step 3: Cross multiply
    18,217.88x = 25,140.73 × 10,562.64
  4. Step 4: Simplify right side
    18,217.88x = 265,552,480.33
  5. Step 5: Solve for x
    x = 265,552,480.33/18,217.88
  6. Step 6: Final answer
    x = 14,576.48

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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.