Home / 25,544.70-38,269.53-13,867.74

Finding the Fourth Proportional to 25,544.70, 38,269.53 and 13,867.74

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Solution

The fourth proportional to 25,544.70, 38,269.53 and 13,867.74 is: 20,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,544.70 : 38,269.53 = 13,867.74 : x
  2. Step 2: Convert to fraction form
    25,544.70/38,269.53 = 13,867.74/x
  3. Step 3: Cross multiply
    25,544.70x = 38,269.53 × 13,867.74
  4. Step 4: Simplify right side
    25,544.70x = 530,711,891.96
  5. Step 5: Solve for x
    x = 530,711,891.96/25,544.70
  6. Step 6: Final answer
    x = 20,775.81

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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.