Home / 16,199.70-22,354.77-9,126.54

Finding the Fourth Proportional to 16,199.70, 22,354.77 and 9,126.54

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Solution

The fourth proportional to 16,199.70, 22,354.77 and 9,126.54 is: 12,594.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,199.70 : 22,354.77 = 9,126.54 : x
  2. Step 2: Convert to fraction form
    16,199.70/22,354.77 = 9,126.54/x
  3. Step 3: Cross multiply
    16,199.70x = 22,354.77 × 9,126.54
  4. Step 4: Simplify right side
    16,199.70x = 204,021,702.60
  5. Step 5: Solve for x
    x = 204,021,702.60/16,199.70
  6. Step 6: Final answer
    x = 12,594.17

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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.