Home / 17,388.27-26,082.61-4,908.60

Finding the Fourth Proportional to 17,388.27, 26,082.61 and 4,908.60

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Solution

The fourth proportional to 17,388.27, 26,082.61 and 4,908.60 is: 7,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.27 : 26,082.61 = 4,908.60 : x
  2. Step 2: Convert to fraction form
    17,388.27/26,082.61 = 4,908.60/x
  3. Step 3: Cross multiply
    17,388.27x = 26,082.61 × 4,908.60
  4. Step 4: Simplify right side
    17,388.27x = 128,029,087.17
  5. Step 5: Solve for x
    x = 128,029,087.17/17,388.27
  6. Step 6: Final answer
    x = 7,362.96

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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.