Home / 40,866.12-56,395.29-22,961.12

Finding the Fourth Proportional to 40,866.12, 56,395.29 and 22,961.12

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Solution

The fourth proportional to 40,866.12, 56,395.29 and 22,961.12 is: 31,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866.12 : 56,395.29 = 22,961.12 : x
  2. Step 2: Convert to fraction form
    40,866.12/56,395.29 = 22,961.12/x
  3. Step 3: Cross multiply
    40,866.12x = 56,395.29 × 22,961.12
  4. Step 4: Simplify right side
    40,866.12x = 1,294,898,739.15
  5. Step 5: Solve for x
    x = 1,294,898,739.15/40,866.12
  6. Step 6: Final answer
    x = 31,686.36

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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.