Home / 16,108.26-22,229.58-8,938.32

Finding the Fourth Proportional to 16,108.26, 22,229.58 and 8,938.32

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Solution

The fourth proportional to 16,108.26, 22,229.58 and 8,938.32 is: 12,334.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.26 : 22,229.58 = 8,938.32 : x
  2. Step 2: Convert to fraction form
    16,108.26/22,229.58 = 8,938.32/x
  3. Step 3: Cross multiply
    16,108.26x = 22,229.58 × 8,938.32
  4. Step 4: Simplify right side
    16,108.26x = 198,695,099.51
  5. Step 5: Solve for x
    x = 198,695,099.51/16,108.26
  6. Step 6: Final answer
    x = 12,334.98

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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.