Home / 17,516.92-26,238.84-8,725.12

Finding the Fourth Proportional to 17,516.92, 26,238.84 and 8,725.12

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Solution

The fourth proportional to 17,516.92, 26,238.84 and 8,725.12 is: 13,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.92 : 26,238.84 = 8,725.12 : x
  2. Step 2: Convert to fraction form
    17,516.92/26,238.84 = 8,725.12/x
  3. Step 3: Cross multiply
    17,516.92x = 26,238.84 × 8,725.12
  4. Step 4: Simplify right side
    17,516.92x = 228,937,027.66
  5. Step 5: Solve for x
    x = 228,937,027.66/17,516.92
  6. Step 6: Final answer
    x = 13,069.48

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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.