Home / 25,072.39-34,599.63-13,742.52

Finding the Fourth Proportional to 25,072.39, 34,599.63 and 13,742.52

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Solution

The fourth proportional to 25,072.39, 34,599.63 and 13,742.52 is: 18,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.39 : 34,599.63 = 13,742.52 : x
  2. Step 2: Convert to fraction form
    25,072.39/34,599.63 = 13,742.52/x
  3. Step 3: Cross multiply
    25,072.39x = 34,599.63 × 13,742.52
  4. Step 4: Simplify right side
    25,072.39x = 475,486,107.27
  5. Step 5: Solve for x
    x = 475,486,107.27/25,072.39
  6. Step 6: Final answer
    x = 18,964.53

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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.