Home / 17,388.57-26,082.58-4,240.92

Finding the Fourth Proportional to 17,388.57, 26,082.58 and 4,240.92

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Solution

The fourth proportional to 17,388.57, 26,082.58 and 4,240.92 is: 6,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.57 : 26,082.58 = 4,240.92 : x
  2. Step 2: Convert to fraction form
    17,388.57/26,082.58 = 4,240.92/x
  3. Step 3: Cross multiply
    17,388.57x = 26,082.58 × 4,240.92
  4. Step 4: Simplify right side
    17,388.57x = 110,614,135.17
  5. Step 5: Solve for x
    x = 110,614,135.17/17,388.57
  6. Step 6: Final answer
    x = 6,361.31

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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.