Home / 17,899.88-24,703.29-9,942.59

Finding the Fourth Proportional to 17,899.88, 24,703.29 and 9,942.59

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Solution

The fourth proportional to 17,899.88, 24,703.29 and 9,942.59 is: 13,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.88 : 24,703.29 = 9,942.59 : x
  2. Step 2: Convert to fraction form
    17,899.88/24,703.29 = 9,942.59/x
  3. Step 3: Cross multiply
    17,899.88x = 24,703.29 × 9,942.59
  4. Step 4: Simplify right side
    17,899.88x = 245,614,560.60
  5. Step 5: Solve for x
    x = 245,614,560.60/17,899.88
  6. Step 6: Final answer
    x = 13,721.58

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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.