Home / 36,387.84-50,215.68-20,472.32

Finding the Fourth Proportional to 36,387.84, 50,215.68 and 20,472.32

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Solution

The fourth proportional to 36,387.84, 50,215.68 and 20,472.32 is: 28,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.84 : 50,215.68 = 20,472.32 : x
  2. Step 2: Convert to fraction form
    36,387.84/50,215.68 = 20,472.32/x
  3. Step 3: Cross multiply
    36,387.84x = 50,215.68 × 20,472.32
  4. Step 4: Simplify right side
    36,387.84x = 1,028,031,469.98
  5. Step 5: Solve for x
    x = 1,028,031,469.98/36,387.84
  6. Step 6: Final answer
    x = 28,252.06

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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.