Home / 25,173.32-37,736.38-8,521.71

Finding the Fourth Proportional to 25,173.32, 37,736.38 and 8,521.71

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Solution

The fourth proportional to 25,173.32, 37,736.38 and 8,521.71 is: 12,774.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.32 : 37,736.38 = 8,521.71 : x
  2. Step 2: Convert to fraction form
    25,173.32/37,736.38 = 8,521.71/x
  3. Step 3: Cross multiply
    25,173.32x = 37,736.38 × 8,521.71
  4. Step 4: Simplify right side
    25,173.32x = 321,578,355.95
  5. Step 5: Solve for x
    x = 321,578,355.95/25,173.32
  6. Step 6: Final answer
    x = 12,774.57

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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.