Home / 55,464.66-76,549.20-31,593.60

Finding the Fourth Proportional to 55,464.66, 76,549.20 and 31,593.60

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Solution

The fourth proportional to 55,464.66, 76,549.20 and 31,593.60 is: 43,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.66 : 76,549.20 = 31,593.60 : x
  2. Step 2: Convert to fraction form
    55,464.66/76,549.20 = 31,593.60/x
  3. Step 3: Cross multiply
    55,464.66x = 76,549.20 × 31,593.60
  4. Step 4: Simplify right side
    55,464.66x = 2,418,464,805.12
  5. Step 5: Solve for x
    x = 2,418,464,805.12/55,464.66
  6. Step 6: Final answer
    x = 43,603.71

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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.