Home / 17,910.53-26,838.43-7,516.61

Finding the Fourth Proportional to 17,910.53, 26,838.43 and 7,516.61

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Solution

The fourth proportional to 17,910.53, 26,838.43 and 7,516.61 is: 11,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,910.53 : 26,838.43 = 7,516.61 : x
  2. Step 2: Convert to fraction form
    17,910.53/26,838.43 = 7,516.61/x
  3. Step 3: Cross multiply
    17,910.53x = 26,838.43 × 7,516.61
  4. Step 4: Simplify right side
    17,910.53x = 201,734,011.32
  5. Step 5: Solve for x
    x = 201,734,011.32/17,910.53
  6. Step 6: Final answer
    x = 11,263.43

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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.