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Finding the Fourth Proportional to 25,164.48, 37,716.48 and 17,757.84

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Solution

The fourth proportional to 25,164.48, 37,716.48 and 17,757.84 is: 26,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,164.48 : 37,716.48 = 17,757.84 : x
  2. Step 2: Convert to fraction form
    25,164.48/37,716.48 = 17,757.84/x
  3. Step 3: Cross multiply
    25,164.48x = 37,716.48 × 17,757.84
  4. Step 4: Simplify right side
    25,164.48x = 669,763,217.20
  5. Step 5: Solve for x
    x = 669,763,217.20/25,164.48
  6. Step 6: Final answer
    x = 26,615.42

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1.5x scale

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.