Home / 18,760.94-25,889.01-10,261.37

Finding the Fourth Proportional to 18,760.94, 25,889.01 and 10,261.37

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Solution

The fourth proportional to 18,760.94, 25,889.01 and 10,261.37 is: 14,160.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.94 : 25,889.01 = 10,261.37 : x
  2. Step 2: Convert to fraction form
    18,760.94/25,889.01 = 10,261.37/x
  3. Step 3: Cross multiply
    18,760.94x = 25,889.01 × 10,261.37
  4. Step 4: Simplify right side
    18,760.94x = 265,656,581.10
  5. Step 5: Solve for x
    x = 265,656,581.10/18,760.94
  6. Step 6: Final answer
    x = 14,160.09

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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.