Home / 17,961.96-26,946.20-7,426.26

Finding the Fourth Proportional to 17,961.96, 26,946.20 and 7,426.26

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Solution

The fourth proportional to 17,961.96, 26,946.20 and 7,426.26 is: 11,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.96 : 26,946.20 = 7,426.26 : x
  2. Step 2: Convert to fraction form
    17,961.96/26,946.20 = 7,426.26/x
  3. Step 3: Cross multiply
    17,961.96x = 26,946.20 × 7,426.26
  4. Step 4: Simplify right side
    17,961.96x = 200,109,487.21
  5. Step 5: Solve for x
    x = 200,109,487.21/17,961.96
  6. Step 6: Final answer
    x = 11,140.74

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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.