Home / 25,165.84-37,712.94-18,539.92

Finding the Fourth Proportional to 25,165.84, 37,712.94 and 18,539.92

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Solution

The fourth proportional to 25,165.84, 37,712.94 and 18,539.92 is: 27,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.84 : 37,712.94 = 18,539.92 : x
  2. Step 2: Convert to fraction form
    25,165.84/37,712.94 = 18,539.92/x
  3. Step 3: Cross multiply
    25,165.84x = 37,712.94 × 18,539.92
  4. Step 4: Simplify right side
    25,165.84x = 699,194,890.56
  5. Step 5: Solve for x
    x = 699,194,890.56/25,165.84
  6. Step 6: Final answer
    x = 27,783.49

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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.