Home / 17,170.20-23,698.62-10,100.70

Finding the Fourth Proportional to 17,170.20, 23,698.62 and 10,100.70

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Solution

The fourth proportional to 17,170.20, 23,698.62 and 10,100.70 is: 13,941.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.20 : 23,698.62 = 10,100.70 : x
  2. Step 2: Convert to fraction form
    17,170.20/23,698.62 = 10,100.70/x
  3. Step 3: Cross multiply
    17,170.20x = 23,698.62 × 10,100.70
  4. Step 4: Simplify right side
    17,170.20x = 239,372,651.03
  5. Step 5: Solve for x
    x = 239,372,651.03/17,170.20
  6. Step 6: Final answer
    x = 13,941.17

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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.