Home / 16,930.96-23,365.84-9,377.60

Finding the Fourth Proportional to 16,930.96, 23,365.84 and 9,377.60

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Solution

The fourth proportional to 16,930.96, 23,365.84 and 9,377.60 is: 12,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.96 : 23,365.84 = 9,377.60 : x
  2. Step 2: Convert to fraction form
    16,930.96/23,365.84 = 9,377.60/x
  3. Step 3: Cross multiply
    16,930.96x = 23,365.84 × 9,377.60
  4. Step 4: Simplify right side
    16,930.96x = 219,115,501.18
  5. Step 5: Solve for x
    x = 219,115,501.18/16,930.96
  6. Step 6: Final answer
    x = 12,941.71

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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.