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Finding the Fourth Proportional to 14,919.06, 22,329.90 and 10,969.27

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Solution

The fourth proportional to 14,919.06, 22,329.90 and 10,969.27 is: 16,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.06 : 22,329.90 = 10,969.27 : x
  2. Step 2: Convert to fraction form
    14,919.06/22,329.90 = 10,969.27/x
  3. Step 3: Cross multiply
    14,919.06x = 22,329.90 × 10,969.27
  4. Step 4: Simplify right side
    14,919.06x = 244,942,702.17
  5. Step 5: Solve for x
    x = 244,942,702.17/14,919.06
  6. Step 6: Final answer
    x = 16,418.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.