Home / 14,673.08-21,981.46-11,717.38

Finding the Fourth Proportional to 14,673.08, 21,981.46 and 11,717.38

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Solution

The fourth proportional to 14,673.08, 21,981.46 and 11,717.38 is: 17,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673.08 : 21,981.46 = 11,717.38 : x
  2. Step 2: Convert to fraction form
    14,673.08/21,981.46 = 11,717.38/x
  3. Step 3: Cross multiply
    14,673.08x = 21,981.46 × 11,717.38
  4. Step 4: Simplify right side
    14,673.08x = 257,565,119.77
  5. Step 5: Solve for x
    x = 257,565,119.77/14,673.08
  6. Step 6: Final answer
    x = 17,553.58

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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.