Home / 17,397.66-26,086.70-5,709.90

Finding the Fourth Proportional to 17,397.66, 26,086.70 and 5,709.90

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Solution

The fourth proportional to 17,397.66, 26,086.70 and 5,709.90 is: 8,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,397.66 : 26,086.70 = 5,709.90 : x
  2. Step 2: Convert to fraction form
    17,397.66/26,086.70 = 5,709.90/x
  3. Step 3: Cross multiply
    17,397.66x = 26,086.70 × 5,709.90
  4. Step 4: Simplify right side
    17,397.66x = 148,952,448.33
  5. Step 5: Solve for x
    x = 148,952,448.33/17,397.66
  6. Step 6: Final answer
    x = 8,561.64

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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.