Home / 22,006.68-30,369.08-11,935.36

Finding the Fourth Proportional to 22,006.68, 30,369.08 and 11,935.36

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Solution

The fourth proportional to 22,006.68, 30,369.08 and 11,935.36 is: 16,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.68 : 30,369.08 = 11,935.36 : x
  2. Step 2: Convert to fraction form
    22,006.68/30,369.08 = 11,935.36/x
  3. Step 3: Cross multiply
    22,006.68x = 30,369.08 × 11,935.36
  4. Step 4: Simplify right side
    22,006.68x = 362,465,902.67
  5. Step 5: Solve for x
    x = 362,465,902.67/22,006.68
  6. Step 6: Final answer
    x = 16,470.72

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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.