Home / 39,560.22-54,593.94-21,655.98

Finding the Fourth Proportional to 39,560.22, 54,593.94 and 21,655.98

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Solution

The fourth proportional to 39,560.22, 54,593.94 and 21,655.98 is: 29,885.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,560.22 : 54,593.94 = 21,655.98 : x
  2. Step 2: Convert to fraction form
    39,560.22/54,593.94 = 21,655.98/x
  3. Step 3: Cross multiply
    39,560.22x = 54,593.94 × 21,655.98
  4. Step 4: Simplify right side
    39,560.22x = 1,182,285,272.76
  5. Step 5: Solve for x
    x = 1,182,285,272.76/39,560.22
  6. Step 6: Final answer
    x = 29,885.71

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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.