Home / 50,991.38-76,498.02-21,392.16

Finding the Fourth Proportional to 50,991.38, 76,498.02 and 21,392.16

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Solution

The fourth proportional to 50,991.38, 76,498.02 and 21,392.16 is: 32,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.38 : 76,498.02 = 21,392.16 : x
  2. Step 2: Convert to fraction form
    50,991.38/76,498.02 = 21,392.16/x
  3. Step 3: Cross multiply
    50,991.38x = 76,498.02 × 21,392.16
  4. Step 4: Simplify right side
    50,991.38x = 1,636,457,883.52
  5. Step 5: Solve for x
    x = 1,636,457,883.52/50,991.38
  6. Step 6: Final answer
    x = 32,092.83

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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.