Home / 25,732.64-35,462.89-18,550.09

Finding the Fourth Proportional to 25,732.64, 35,462.89 and 18,550.09

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Solution

The fourth proportional to 25,732.64, 35,462.89 and 18,550.09 is: 25,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.64 : 35,462.89 = 18,550.09 : x
  2. Step 2: Convert to fraction form
    25,732.64/35,462.89 = 18,550.09/x
  3. Step 3: Cross multiply
    25,732.64x = 35,462.89 × 18,550.09
  4. Step 4: Simplify right side
    25,732.64x = 657,839,716.76
  5. Step 5: Solve for x
    x = 657,839,716.76/25,732.64
  6. Step 6: Final answer
    x = 25,564.41

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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.