Home / 14,816.52-20,446.80-8,192.52

Finding the Fourth Proportional to 14,816.52, 20,446.80 and 8,192.52

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Solution

The fourth proportional to 14,816.52, 20,446.80 and 8,192.52 is: 11,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.52 : 20,446.80 = 8,192.52 : x
  2. Step 2: Convert to fraction form
    14,816.52/20,446.80 = 8,192.52/x
  3. Step 3: Cross multiply
    14,816.52x = 20,446.80 × 8,192.52
  4. Step 4: Simplify right side
    14,816.52x = 167,510,817.94
  5. Step 5: Solve for x
    x = 167,510,817.94/14,816.52
  6. Step 6: Final answer
    x = 11,305.68

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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.