Home / 40,176.63-55,442.75-22,271.58

Finding the Fourth Proportional to 40,176.63, 55,442.75 and 22,271.58

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Solution

The fourth proportional to 40,176.63, 55,442.75 and 22,271.58 is: 30,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.63 : 55,442.75 = 22,271.58 : x
  2. Step 2: Convert to fraction form
    40,176.63/55,442.75 = 22,271.58/x
  3. Step 3: Cross multiply
    40,176.63x = 55,442.75 × 22,271.58
  4. Step 4: Simplify right side
    40,176.63x = 1,234,797,530.69
  5. Step 5: Solve for x
    x = 1,234,797,530.69/40,176.63
  6. Step 6: Final answer
    x = 30,734.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.