Home / 43,055.84-64,593.12-18,081.64

Finding the Fourth Proportional to 43,055.84, 64,593.12 and 18,081.64

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Solution

The fourth proportional to 43,055.84, 64,593.12 and 18,081.64 is: 27,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055.84 : 64,593.12 = 18,081.64 : x
  2. Step 2: Convert to fraction form
    43,055.84/64,593.12 = 18,081.64/x
  3. Step 3: Cross multiply
    43,055.84x = 64,593.12 × 18,081.64
  4. Step 4: Simplify right side
    43,055.84x = 1,167,949,542.32
  5. Step 5: Solve for x
    x = 1,167,949,542.32/43,055.84
  6. Step 6: Final answer
    x = 27,126.39

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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.