Home / 25,605.78-35,336.14-14,276

Finding the Fourth Proportional to 25,605.78, 35,336.14 and 14,276

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Solution

The fourth proportional to 25,605.78, 35,336.14 and 14,276 is: 19,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.78 : 35,336.14 = 14,276 : x
  2. Step 2: Convert to fraction form
    25,605.78/35,336.14 = 14,276/x
  3. Step 3: Cross multiply
    25,605.78x = 35,336.14 × 14,276
  4. Step 4: Simplify right side
    25,605.78x = 504,458,734.64
  5. Step 5: Solve for x
    x = 504,458,734.64/25,605.78
  6. Step 6: Final answer
    x = 19,700.97

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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.