Home / 16,805.86-23,189.97-9,732.22

Finding the Fourth Proportional to 16,805.86, 23,189.97 and 9,732.22

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Solution

The fourth proportional to 16,805.86, 23,189.97 and 9,732.22 is: 13,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.86 : 23,189.97 = 9,732.22 : x
  2. Step 2: Convert to fraction form
    16,805.86/23,189.97 = 9,732.22/x
  3. Step 3: Cross multiply
    16,805.86x = 23,189.97 × 9,732.22
  4. Step 4: Simplify right side
    16,805.86x = 225,689,889.83
  5. Step 5: Solve for x
    x = 225,689,889.83/16,805.86
  6. Step 6: Final answer
    x = 13,429.24

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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.