Home / 18,161.06-25,059.45-10,201.76

Finding the Fourth Proportional to 18,161.06, 25,059.45 and 10,201.76

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Solution

The fourth proportional to 18,161.06, 25,059.45 and 10,201.76 is: 14,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.06 : 25,059.45 = 10,201.76 : x
  2. Step 2: Convert to fraction form
    18,161.06/25,059.45 = 10,201.76/x
  3. Step 3: Cross multiply
    18,161.06x = 25,059.45 × 10,201.76
  4. Step 4: Simplify right side
    18,161.06x = 255,650,494.63
  5. Step 5: Solve for x
    x = 255,650,494.63/18,161.06
  6. Step 6: Final answer
    x = 14,076.85

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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.