Home / 14,634.78-21,936.75-6,312.84

Finding the Fourth Proportional to 14,634.78, 21,936.75 and 6,312.84

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Solution

The fourth proportional to 14,634.78, 21,936.75 and 6,312.84 is: 9,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.78 : 21,936.75 = 6,312.84 : x
  2. Step 2: Convert to fraction form
    14,634.78/21,936.75 = 6,312.84/x
  3. Step 3: Cross multiply
    14,634.78x = 21,936.75 × 6,312.84
  4. Step 4: Simplify right side
    14,634.78x = 138,483,192.87
  5. Step 5: Solve for x
    x = 138,483,192.87/14,634.78
  6. Step 6: Final answer
    x = 9,462.61

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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.