Home / 35,393.56-48,849.38-21,247.31

Finding the Fourth Proportional to 35,393.56, 48,849.38 and 21,247.31

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Solution

The fourth proportional to 35,393.56, 48,849.38 and 21,247.31 is: 29,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.56 : 48,849.38 = 21,247.31 : x
  2. Step 2: Convert to fraction form
    35,393.56/48,849.38 = 21,247.31/x
  3. Step 3: Cross multiply
    35,393.56x = 48,849.38 × 21,247.31
  4. Step 4: Simplify right side
    35,393.56x = 1,037,918,015.73
  5. Step 5: Solve for x
    x = 1,037,918,015.73/35,393.56
  6. Step 6: Final answer
    x = 29,325.05

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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.