Home / 17,899.75-24,700.97-9,942.48

Finding the Fourth Proportional to 17,899.75, 24,700.97 and 9,942.48

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Solution

The fourth proportional to 17,899.75, 24,700.97 and 9,942.48 is: 13,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.75 : 24,700.97 = 9,942.48 : x
  2. Step 2: Convert to fraction form
    17,899.75/24,700.97 = 9,942.48/x
  3. Step 3: Cross multiply
    17,899.75x = 24,700.97 × 9,942.48
  4. Step 4: Simplify right side
    17,899.75x = 245,588,850.49
  5. Step 5: Solve for x
    x = 245,588,850.49/17,899.75
  6. Step 6: Final answer
    x = 13,720.24

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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.