Home / 22,022.08-30,389.61-11,950.17

Finding the Fourth Proportional to 22,022.08, 30,389.61 and 11,950.17

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Solution

The fourth proportional to 22,022.08, 30,389.61 and 11,950.17 is: 16,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.08 : 30,389.61 = 11,950.17 : x
  2. Step 2: Convert to fraction form
    22,022.08/30,389.61 = 11,950.17/x
  3. Step 3: Cross multiply
    22,022.08x = 30,389.61 × 11,950.17
  4. Step 4: Simplify right side
    22,022.08x = 363,160,936.59
  5. Step 5: Solve for x
    x = 363,160,936.59/22,022.08
  6. Step 6: Final answer
    x = 16,490.77

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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.