Home / 25,839.55-38,770.29-12,522.46

Finding the Fourth Proportional to 25,839.55, 38,770.29 and 12,522.46

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Solution

The fourth proportional to 25,839.55, 38,770.29 and 12,522.46 is: 18,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.55 : 38,770.29 = 12,522.46 : x
  2. Step 2: Convert to fraction form
    25,839.55/38,770.29 = 12,522.46/x
  3. Step 3: Cross multiply
    25,839.55x = 38,770.29 × 12,522.46
  4. Step 4: Simplify right side
    25,839.55x = 485,499,355.75
  5. Step 5: Solve for x
    x = 485,499,355.75/25,839.55
  6. Step 6: Final answer
    x = 18,789.00

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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.