Home / 17,644.68-24,351.66-9,687.60

Finding the Fourth Proportional to 17,644.68, 24,351.66 and 9,687.60

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Solution

The fourth proportional to 17,644.68, 24,351.66 and 9,687.60 is: 13,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644.68 : 24,351.66 = 9,687.60 : x
  2. Step 2: Convert to fraction form
    17,644.68/24,351.66 = 9,687.60/x
  3. Step 3: Cross multiply
    17,644.68x = 24,351.66 × 9,687.60
  4. Step 4: Simplify right side
    17,644.68x = 235,909,141.42
  5. Step 5: Solve for x
    x = 235,909,141.42/17,644.68
  6. Step 6: Final answer
    x = 13,369.99

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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.