Home / 36,387.94-50,215.16-20,472.50

Finding the Fourth Proportional to 36,387.94, 50,215.16 and 20,472.50

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Solution

The fourth proportional to 36,387.94, 50,215.16 and 20,472.50 is: 28,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.94 : 50,215.16 = 20,472.50 : x
  2. Step 2: Convert to fraction form
    36,387.94/50,215.16 = 20,472.50/x
  3. Step 3: Cross multiply
    36,387.94x = 50,215.16 × 20,472.50
  4. Step 4: Simplify right side
    36,387.94x = 1,028,029,863.10
  5. Step 5: Solve for x
    x = 1,028,029,863.10/36,387.94
  6. Step 6: Final answer
    x = 28,251.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.