Home / 22,053.33-30,433.80-11,981.85

Finding the Fourth Proportional to 22,053.33, 30,433.80 and 11,981.85

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Solution

The fourth proportional to 22,053.33, 30,433.80 and 11,981.85 is: 16,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.33 : 30,433.80 = 11,981.85 : x
  2. Step 2: Convert to fraction form
    22,053.33/30,433.80 = 11,981.85/x
  3. Step 3: Cross multiply
    22,053.33x = 30,433.80 × 11,981.85
  4. Step 4: Simplify right side
    22,053.33x = 364,653,226.53
  5. Step 5: Solve for x
    x = 364,653,226.53/22,053.33
  6. Step 6: Final answer
    x = 16,535.06

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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.