Home / 17,956.31-26,906.54-6,856.95

Finding the Fourth Proportional to 17,956.31, 26,906.54 and 6,856.95

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Solution

The fourth proportional to 17,956.31, 26,906.54 and 6,856.95 is: 10,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.31 : 26,906.54 = 6,856.95 : x
  2. Step 2: Convert to fraction form
    17,956.31/26,906.54 = 6,856.95/x
  3. Step 3: Cross multiply
    17,956.31x = 26,906.54 × 6,856.95
  4. Step 4: Simplify right side
    17,956.31x = 184,496,700.62
  5. Step 5: Solve for x
    x = 184,496,700.62/17,956.31
  6. Step 6: Final answer
    x = 10,274.75

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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.