Home / 18,610.24-25,681.68-10,651.96

Finding the Fourth Proportional to 18,610.24, 25,681.68 and 10,651.96

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Solution

The fourth proportional to 18,610.24, 25,681.68 and 10,651.96 is: 14,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.24 : 25,681.68 = 10,651.96 : x
  2. Step 2: Convert to fraction form
    18,610.24/25,681.68 = 10,651.96/x
  3. Step 3: Cross multiply
    18,610.24x = 25,681.68 × 10,651.96
  4. Step 4: Simplify right side
    18,610.24x = 273,560,228.09
  5. Step 5: Solve for x
    x = 273,560,228.09/18,610.24
  6. Step 6: Final answer
    x = 14,699.45

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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.