Home / 17,790.57-26,683.25-5,310.09

Finding the Fourth Proportional to 17,790.57, 26,683.25 and 5,310.09

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Solution

The fourth proportional to 17,790.57, 26,683.25 and 5,310.09 is: 7,964.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.57 : 26,683.25 = 5,310.09 : x
  2. Step 2: Convert to fraction form
    17,790.57/26,683.25 = 5,310.09/x
  3. Step 3: Cross multiply
    17,790.57x = 26,683.25 × 5,310.09
  4. Step 4: Simplify right side
    17,790.57x = 141,690,432.44
  5. Step 5: Solve for x
    x = 141,690,432.44/17,790.57
  6. Step 6: Final answer
    x = 7,964.36

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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.