Home / 14,894.07-20,553.84-8,180.13

Finding the Fourth Proportional to 14,894.07, 20,553.84 and 8,180.13

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Solution

The fourth proportional to 14,894.07, 20,553.84 and 8,180.13 is: 11,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.07 : 20,553.84 = 8,180.13 : x
  2. Step 2: Convert to fraction form
    14,894.07/20,553.84 = 8,180.13/x
  3. Step 3: Cross multiply
    14,894.07x = 20,553.84 × 8,180.13
  4. Step 4: Simplify right side
    14,894.07x = 168,133,042.30
  5. Step 5: Solve for x
    x = 168,133,042.30/14,894.07
  6. Step 6: Final answer
    x = 11,288.59

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1.5x scale

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.