Home / 16,192.24-22,345.70-9,118.90

Finding the Fourth Proportional to 16,192.24, 22,345.70 and 9,118.90

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Solution

The fourth proportional to 16,192.24, 22,345.70 and 9,118.90 is: 12,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,192.24 : 22,345.70 = 9,118.90 : x
  2. Step 2: Convert to fraction form
    16,192.24/22,345.70 = 9,118.90/x
  3. Step 3: Cross multiply
    16,192.24x = 22,345.70 × 9,118.90
  4. Step 4: Simplify right side
    16,192.24x = 203,768,203.73
  5. Step 5: Solve for x
    x = 203,768,203.73/16,192.24
  6. Step 6: Final answer
    x = 12,584.31

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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.