Home / 25,188.40-37,774.55-8,318.26

Finding the Fourth Proportional to 25,188.40, 37,774.55 and 8,318.26

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Solution

The fourth proportional to 25,188.40, 37,774.55 and 8,318.26 is: 12,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188.40 : 37,774.55 = 8,318.26 : x
  2. Step 2: Convert to fraction form
    25,188.40/37,774.55 = 8,318.26/x
  3. Step 3: Cross multiply
    25,188.40x = 37,774.55 × 8,318.26
  4. Step 4: Simplify right side
    25,188.40x = 314,218,392.26
  5. Step 5: Solve for x
    x = 314,218,392.26/25,188.40
  6. Step 6: Final answer
    x = 12,474.73

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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.