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Finding the Fourth Proportional to 16,007.73, 22,090.65 and 8,934.14

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Solution

The fourth proportional to 16,007.73, 22,090.65 and 8,934.14 is: 12,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007.73 : 22,090.65 = 8,934.14 : x
  2. Step 2: Convert to fraction form
    16,007.73/22,090.65 = 8,934.14/x
  3. Step 3: Cross multiply
    16,007.73x = 22,090.65 × 8,934.14
  4. Step 4: Simplify right side
    16,007.73x = 197,360,959.79
  5. Step 5: Solve for x
    x = 197,360,959.79/16,007.73
  6. Step 6: Final answer
    x = 12,329.10

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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.