Home / 26,191.34-39,286.65-11,399.93

Finding the Fourth Proportional to 26,191.34, 39,286.65 and 11,399.93

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Solution

The fourth proportional to 26,191.34, 39,286.65 and 11,399.93 is: 17,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.34 : 39,286.65 = 11,399.93 : x
  2. Step 2: Convert to fraction form
    26,191.34/39,286.65 = 11,399.93/x
  3. Step 3: Cross multiply
    26,191.34x = 39,286.65 × 11,399.93
  4. Step 4: Simplify right side
    26,191.34x = 447,865,059.93
  5. Step 5: Solve for x
    x = 447,865,059.93/26,191.34
  6. Step 6: Final answer
    x = 17,099.74

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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.