Home / 35,195.64-48,585.20-21,045.75

Finding the Fourth Proportional to 35,195.64, 48,585.20 and 21,045.75

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Solution

The fourth proportional to 35,195.64, 48,585.20 and 21,045.75 is: 29,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,195.64 : 48,585.20 = 21,045.75 : x
  2. Step 2: Convert to fraction form
    35,195.64/48,585.20 = 21,045.75/x
  3. Step 3: Cross multiply
    35,195.64x = 48,585.20 × 21,045.75
  4. Step 4: Simplify right side
    35,195.64x = 1,022,511,867.67
  5. Step 5: Solve for x
    x = 1,022,511,867.67/35,195.64
  6. Step 6: Final answer
    x = 29,052.23

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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.