Home / 17,709.28-26,546.88-6,612.96

Finding the Fourth Proportional to 17,709.28, 26,546.88 and 6,612.96

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Solution

The fourth proportional to 17,709.28, 26,546.88 and 6,612.96 is: 9,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.28 : 26,546.88 = 6,612.96 : x
  2. Step 2: Convert to fraction form
    17,709.28/26,546.88 = 6,612.96/x
  3. Step 3: Cross multiply
    17,709.28x = 26,546.88 × 6,612.96
  4. Step 4: Simplify right side
    17,709.28x = 175,553,455.56
  5. Step 5: Solve for x
    x = 175,553,455.56/17,709.28
  6. Step 6: Final answer
    x = 9,913.08

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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.