Home / 43,046.60-64,559.62-18,087.12

Finding the Fourth Proportional to 43,046.60, 64,559.62 and 18,087.12

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Solution

The fourth proportional to 43,046.60, 64,559.62 and 18,087.12 is: 27,126.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,046.60 : 64,559.62 = 18,087.12 : x
  2. Step 2: Convert to fraction form
    43,046.60/64,559.62 = 18,087.12/x
  3. Step 3: Cross multiply
    43,046.60x = 64,559.62 × 18,087.12
  4. Step 4: Simplify right side
    43,046.60x = 1,167,697,594.09
  5. Step 5: Solve for x
    x = 1,167,697,594.09/43,046.60
  6. Step 6: Final answer
    x = 27,126.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.