Home / 18,525.06-25,564.68-10,141.56

Finding the Fourth Proportional to 18,525.06, 25,564.68 and 10,141.56

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Solution

The fourth proportional to 18,525.06, 25,564.68 and 10,141.56 is: 13,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.06 : 25,564.68 = 10,141.56 : x
  2. Step 2: Convert to fraction form
    18,525.06/25,564.68 = 10,141.56/x
  3. Step 3: Cross multiply
    18,525.06x = 25,564.68 × 10,141.56
  4. Step 4: Simplify right side
    18,525.06x = 259,265,736.10
  5. Step 5: Solve for x
    x = 259,265,736.10/18,525.06
  6. Step 6: Final answer
    x = 13,995.41

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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.