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Finding the Fourth Proportional to 22,006.59, 30,369.23 and 11,935.18

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Solution

The fourth proportional to 22,006.59, 30,369.23 and 11,935.18 is: 16,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.59 : 30,369.23 = 11,935.18 : x
  2. Step 2: Convert to fraction form
    22,006.59/30,369.23 = 11,935.18/x
  3. Step 3: Cross multiply
    22,006.59x = 30,369.23 × 11,935.18
  4. Step 4: Simplify right side
    22,006.59x = 362,462,226.51
  5. Step 5: Solve for x
    x = 362,462,226.51/22,006.59
  6. Step 6: Final answer
    x = 16,470.62

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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.