Home / 13,834.70-19,098.06-9,372

Finding the Fourth Proportional to 13,834.70, 19,098.06 and 9,372

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Solution

The fourth proportional to 13,834.70, 19,098.06 and 9,372 is: 12,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.70 : 19,098.06 = 9,372 : x
  2. Step 2: Convert to fraction form
    13,834.70/19,098.06 = 9,372/x
  3. Step 3: Cross multiply
    13,834.70x = 19,098.06 × 9,372
  4. Step 4: Simplify right side
    13,834.70x = 178,987,018.32
  5. Step 5: Solve for x
    x = 178,987,018.32/13,834.70
  6. Step 6: Final answer
    x = 12,937.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.