Home / 16,790.50-23,171.43-9,236.44

Finding the Fourth Proportional to 16,790.50, 23,171.43 and 9,236.44

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Solution

The fourth proportional to 16,790.50, 23,171.43 and 9,236.44 is: 12,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.50 : 23,171.43 = 9,236.44 : x
  2. Step 2: Convert to fraction form
    16,790.50/23,171.43 = 9,236.44/x
  3. Step 3: Cross multiply
    16,790.50x = 23,171.43 × 9,236.44
  4. Step 4: Simplify right side
    16,790.50x = 214,021,522.91
  5. Step 5: Solve for x
    x = 214,021,522.91/16,790.50
  6. Step 6: Final answer
    x = 12,746.58

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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.