Home / 31,999.24-47,998.50-14,456.80

Finding the Fourth Proportional to 31,999.24, 47,998.50 and 14,456.80

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Solution

The fourth proportional to 31,999.24, 47,998.50 and 14,456.80 is: 21,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.24 : 47,998.50 = 14,456.80 : x
  2. Step 2: Convert to fraction form
    31,999.24/47,998.50 = 14,456.80/x
  3. Step 3: Cross multiply
    31,999.24x = 47,998.50 × 14,456.80
  4. Step 4: Simplify right side
    31,999.24x = 693,904,714.80
  5. Step 5: Solve for x
    x = 693,904,714.80/31,999.24
  6. Step 6: Final answer
    x = 21,685.04

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1.5x scale

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.