Home / 35,467.64-48,945.96-20,361.88

Finding the Fourth Proportional to 35,467.64, 48,945.96 and 20,361.88

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Solution

The fourth proportional to 35,467.64, 48,945.96 and 20,361.88 is: 28,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,467.64 : 48,945.96 = 20,361.88 : x
  2. Step 2: Convert to fraction form
    35,467.64/48,945.96 = 20,361.88/x
  3. Step 3: Cross multiply
    35,467.64x = 48,945.96 × 20,361.88
  4. Step 4: Simplify right side
    35,467.64x = 996,631,417.47
  5. Step 5: Solve for x
    x = 996,631,417.47/35,467.64
  6. Step 6: Final answer
    x = 28,099.74

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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.