Home / 17,639.88-24,336.78-10,080.70

Finding the Fourth Proportional to 17,639.88, 24,336.78 and 10,080.70

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Solution

The fourth proportional to 17,639.88, 24,336.78 and 10,080.70 is: 13,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.88 : 24,336.78 = 10,080.70 : x
  2. Step 2: Convert to fraction form
    17,639.88/24,336.78 = 10,080.70/x
  3. Step 3: Cross multiply
    17,639.88x = 24,336.78 × 10,080.70
  4. Step 4: Simplify right side
    17,639.88x = 245,331,778.15
  5. Step 5: Solve for x
    x = 245,331,778.15/17,639.88
  6. Step 6: Final answer
    x = 13,907.79

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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.