Home / 17,926.33-26,890.92-5,447.45

Finding the Fourth Proportional to 17,926.33, 26,890.92 and 5,447.45

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Solution

The fourth proportional to 17,926.33, 26,890.92 and 5,447.45 is: 8,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,926.33 : 26,890.92 = 5,447.45 : x
  2. Step 2: Convert to fraction form
    17,926.33/26,890.92 = 5,447.45/x
  3. Step 3: Cross multiply
    17,926.33x = 26,890.92 × 5,447.45
  4. Step 4: Simplify right side
    17,926.33x = 146,486,807.70
  5. Step 5: Solve for x
    x = 146,486,807.70/17,926.33
  6. Step 6: Final answer
    x = 8,171.60

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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.