Home / 55,453.10-76,539.04-31,593.96

Finding the Fourth Proportional to 55,453.10, 76,539.04 and 31,593.96

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Solution

The fourth proportional to 55,453.10, 76,539.04 and 31,593.96 is: 43,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,453.10 : 76,539.04 = 31,593.96 : x
  2. Step 2: Convert to fraction form
    55,453.10/76,539.04 = 31,593.96/x
  3. Step 3: Cross multiply
    55,453.10x = 76,539.04 × 31,593.96
  4. Step 4: Simplify right side
    55,453.10x = 2,418,171,368.20
  5. Step 5: Solve for x
    x = 2,418,171,368.20/55,453.10
  6. Step 6: Final answer
    x = 43,607.51

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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.