Home / 25,241.64-37,885.88-12,770.44

Finding the Fourth Proportional to 25,241.64, 37,885.88 and 12,770.44

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Solution

The fourth proportional to 25,241.64, 37,885.88 and 12,770.44 is: 19,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.64 : 37,885.88 = 12,770.44 : x
  2. Step 2: Convert to fraction form
    25,241.64/37,885.88 = 12,770.44/x
  3. Step 3: Cross multiply
    25,241.64x = 37,885.88 × 12,770.44
  4. Step 4: Simplify right side
    25,241.64x = 483,819,357.39
  5. Step 5: Solve for x
    x = 483,819,357.39/25,241.64
  6. Step 6: Final answer
    x = 19,167.51

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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.