Home / 17,969.74-26,956.01-5,489.85

Finding the Fourth Proportional to 17,969.74, 26,956.01 and 5,489.85

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Solution

The fourth proportional to 17,969.74, 26,956.01 and 5,489.85 is: 8,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.74 : 26,956.01 = 5,489.85 : x
  2. Step 2: Convert to fraction form
    17,969.74/26,956.01 = 5,489.85/x
  3. Step 3: Cross multiply
    17,969.74x = 26,956.01 × 5,489.85
  4. Step 4: Simplify right side
    17,969.74x = 147,984,451.50
  5. Step 5: Solve for x
    x = 147,984,451.50/17,969.74
  6. Step 6: Final answer
    x = 8,235.20

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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.