Home / 17,682.20-24,400.95-9,724.43

Finding the Fourth Proportional to 17,682.20, 24,400.95 and 9,724.43

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Solution

The fourth proportional to 17,682.20, 24,400.95 and 9,724.43 is: 13,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,682.20 : 24,400.95 = 9,724.43 : x
  2. Step 2: Convert to fraction form
    17,682.20/24,400.95 = 9,724.43/x
  3. Step 3: Cross multiply
    17,682.20x = 24,400.95 × 9,724.43
  4. Step 4: Simplify right side
    17,682.20x = 237,285,336.17
  5. Step 5: Solve for x
    x = 237,285,336.17/17,682.20
  6. Step 6: Final answer
    x = 13,419.44

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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.