Home / 18,250.43-25,185.63-10,292.64

Finding the Fourth Proportional to 18,250.43, 25,185.63 and 10,292.64

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Solution

The fourth proportional to 18,250.43, 25,185.63 and 10,292.64 is: 14,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.43 : 25,185.63 = 10,292.64 : x
  2. Step 2: Convert to fraction form
    18,250.43/25,185.63 = 10,292.64/x
  3. Step 3: Cross multiply
    18,250.43x = 25,185.63 × 10,292.64
  4. Step 4: Simplify right side
    18,250.43x = 259,226,622.76
  5. Step 5: Solve for x
    x = 259,226,622.76/18,250.43
  6. Step 6: Final answer
    x = 14,203.87

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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.