Home / 40,825.60-61,181.38-22,065.20

Finding the Fourth Proportional to 40,825.60, 61,181.38 and 22,065.20

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Solution

The fourth proportional to 40,825.60, 61,181.38 and 22,065.20 is: 33,066.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.60 : 61,181.38 = 22,065.20 : x
  2. Step 2: Convert to fraction form
    40,825.60/61,181.38 = 22,065.20/x
  3. Step 3: Cross multiply
    40,825.60x = 61,181.38 × 22,065.20
  4. Step 4: Simplify right side
    40,825.60x = 1,349,979,385.98
  5. Step 5: Solve for x
    x = 1,349,979,385.98/40,825.60
  6. Step 6: Final answer
    x = 33,066.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.