Home / 25,713.58-38,556.51-11,665.95

Finding the Fourth Proportional to 25,713.58, 38,556.51 and 11,665.95

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Solution

The fourth proportional to 25,713.58, 38,556.51 and 11,665.95 is: 17,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.58 : 38,556.51 = 11,665.95 : x
  2. Step 2: Convert to fraction form
    25,713.58/38,556.51 = 11,665.95/x
  3. Step 3: Cross multiply
    25,713.58x = 38,556.51 × 11,665.95
  4. Step 4: Simplify right side
    25,713.58x = 449,798,144.08
  5. Step 5: Solve for x
    x = 449,798,144.08/25,713.58
  6. Step 6: Final answer
    x = 17,492.63

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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.