Home / 40,776.66-56,270.90-22,871.27

Finding the Fourth Proportional to 40,776.66, 56,270.90 and 22,871.27

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Solution

The fourth proportional to 40,776.66, 56,270.90 and 22,871.27 is: 31,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,776.66 : 56,270.90 = 22,871.27 : x
  2. Step 2: Convert to fraction form
    40,776.66/56,270.90 = 22,871.27/x
  3. Step 3: Cross multiply
    40,776.66x = 56,270.90 × 22,871.27
  4. Step 4: Simplify right side
    40,776.66x = 1,286,987,144.90
  5. Step 5: Solve for x
    x = 1,286,987,144.90/40,776.66
  6. Step 6: Final answer
    x = 31,561.86

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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.