Home / 16,672.75-23,001.82-10,288.22

Finding the Fourth Proportional to 16,672.75, 23,001.82 and 10,288.22

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Solution

The fourth proportional to 16,672.75, 23,001.82 and 10,288.22 is: 14,193.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.75 : 23,001.82 = 10,288.22 : x
  2. Step 2: Convert to fraction form
    16,672.75/23,001.82 = 10,288.22/x
  3. Step 3: Cross multiply
    16,672.75x = 23,001.82 × 10,288.22
  4. Step 4: Simplify right side
    16,672.75x = 236,647,643.83
  5. Step 5: Solve for x
    x = 236,647,643.83/16,672.75
  6. Step 6: Final answer
    x = 14,193.68

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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.