Home / 40,745.06-56,228.11-22,840.06

Finding the Fourth Proportional to 40,745.06, 56,228.11 and 22,840.06

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Solution

The fourth proportional to 40,745.06, 56,228.11 and 22,840.06 is: 31,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,745.06 : 56,228.11 = 22,840.06 : x
  2. Step 2: Convert to fraction form
    40,745.06/56,228.11 = 22,840.06/x
  3. Step 3: Cross multiply
    40,745.06x = 56,228.11 × 22,840.06
  4. Step 4: Simplify right side
    40,745.06x = 1,284,253,406.09
  5. Step 5: Solve for x
    x = 1,284,253,406.09/40,745.06
  6. Step 6: Final answer
    x = 31,519.24

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1.5x scale

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.