Home / 25,086.70-37,632.09-12,600.30

Finding the Fourth Proportional to 25,086.70, 37,632.09 and 12,600.30

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Solution

The fourth proportional to 25,086.70, 37,632.09 and 12,600.30 is: 18,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.70 : 37,632.09 = 12,600.30 : x
  2. Step 2: Convert to fraction form
    25,086.70/37,632.09 = 12,600.30/x
  3. Step 3: Cross multiply
    25,086.70x = 37,632.09 × 12,600.30
  4. Step 4: Simplify right side
    25,086.70x = 474,175,623.63
  5. Step 5: Solve for x
    x = 474,175,623.63/25,086.70
  6. Step 6: Final answer
    x = 18,901.47

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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.