Home / 22,441.69-30,969.15-12,232.85

Finding the Fourth Proportional to 22,441.69, 30,969.15 and 12,232.85

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Solution

The fourth proportional to 22,441.69, 30,969.15 and 12,232.85 is: 16,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.69 : 30,969.15 = 12,232.85 : x
  2. Step 2: Convert to fraction form
    22,441.69/30,969.15 = 12,232.85/x
  3. Step 3: Cross multiply
    22,441.69x = 30,969.15 × 12,232.85
  4. Step 4: Simplify right side
    22,441.69x = 378,840,966.58
  5. Step 5: Solve for x
    x = 378,840,966.58/22,441.69
  6. Step 6: Final answer
    x = 16,881.13

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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.