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Finding the Fourth Proportional to 17,792.13, 26,691.08 and 5,477.25

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Solution

The fourth proportional to 17,792.13, 26,691.08 and 5,477.25 is: 8,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,792.13 : 26,691.08 = 5,477.25 : x
  2. Step 2: Convert to fraction form
    17,792.13/26,691.08 = 5,477.25/x
  3. Step 3: Cross multiply
    17,792.13x = 26,691.08 × 5,477.25
  4. Step 4: Simplify right side
    17,792.13x = 146,193,690.54
  5. Step 5: Solve for x
    x = 146,193,690.54/17,792.13
  6. Step 6: Final answer
    x = 8,216.76

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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.