Home / 25,441.39-35,086.14-15,882.15

Finding the Fourth Proportional to 25,441.39, 35,086.14 and 15,882.15

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Solution

The fourth proportional to 25,441.39, 35,086.14 and 15,882.15 is: 21,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.39 : 35,086.14 = 15,882.15 : x
  2. Step 2: Convert to fraction form
    25,441.39/35,086.14 = 15,882.15/x
  3. Step 3: Cross multiply
    25,441.39x = 35,086.14 × 15,882.15
  4. Step 4: Simplify right side
    25,441.39x = 557,243,514.64
  5. Step 5: Solve for x
    x = 557,243,514.64/25,441.39
  6. Step 6: Final answer
    x = 21,903.03

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1.5x scale

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.