Home / 18,610.46-25,682.88-10,655.24

Finding the Fourth Proportional to 18,610.46, 25,682.88 and 10,655.24

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Solution

The fourth proportional to 18,610.46, 25,682.88 and 10,655.24 is: 14,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.46 : 25,682.88 = 10,655.24 : x
  2. Step 2: Convert to fraction form
    18,610.46/25,682.88 = 10,655.24/x
  3. Step 3: Cross multiply
    18,610.46x = 25,682.88 × 10,655.24
  4. Step 4: Simplify right side
    18,610.46x = 273,657,121.88
  5. Step 5: Solve for x
    x = 273,657,121.88/18,610.46
  6. Step 6: Final answer
    x = 14,704.48

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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.