Home / 13,997.52-19,313.28-8,334

Finding the Fourth Proportional to 13,997.52, 19,313.28 and 8,334

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Solution

The fourth proportional to 13,997.52, 19,313.28 and 8,334 is: 11,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997.52 : 19,313.28 = 8,334 : x
  2. Step 2: Convert to fraction form
    13,997.52/19,313.28 = 8,334/x
  3. Step 3: Cross multiply
    13,997.52x = 19,313.28 × 8,334
  4. Step 4: Simplify right side
    13,997.52x = 160,956,875.52
  5. Step 5: Solve for x
    x = 160,956,875.52/13,997.52
  6. Step 6: Final answer
    x = 11,498.96

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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.