Home / 16,192.44-22,345.47-9,121.14

Finding the Fourth Proportional to 16,192.44, 22,345.47 and 9,121.14

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Solution

The fourth proportional to 16,192.44, 22,345.47 and 9,121.14 is: 12,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,192.44 : 22,345.47 = 9,121.14 : x
  2. Step 2: Convert to fraction form
    16,192.44/22,345.47 = 9,121.14/x
  3. Step 3: Cross multiply
    16,192.44x = 22,345.47 × 9,121.14
  4. Step 4: Simplify right side
    16,192.44x = 203,816,160.24
  5. Step 5: Solve for x
    x = 203,816,160.24/16,192.44
  6. Step 6: Final answer
    x = 12,587.12

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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.