Home / 56,086.44-84,105.04-21,001.48

Finding the Fourth Proportional to 56,086.44, 84,105.04 and 21,001.48

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Solution

The fourth proportional to 56,086.44, 84,105.04 and 21,001.48 is: 31,493.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,086.44 : 84,105.04 = 21,001.48 : x
  2. Step 2: Convert to fraction form
    56,086.44/84,105.04 = 21,001.48/x
  3. Step 3: Cross multiply
    56,086.44x = 84,105.04 × 21,001.48
  4. Step 4: Simplify right side
    56,086.44x = 1,766,330,315.46
  5. Step 5: Solve for x
    x = 1,766,330,315.46/56,086.44
  6. Step 6: Final answer
    x = 31,493.00

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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.