Home / 36,348.48-50,159.56-20,215.72

Finding the Fourth Proportional to 36,348.48, 50,159.56 and 20,215.72

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Solution

The fourth proportional to 36,348.48, 50,159.56 and 20,215.72 is: 27,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.48 : 50,159.56 = 20,215.72 : x
  2. Step 2: Convert to fraction form
    36,348.48/50,159.56 = 20,215.72/x
  3. Step 3: Cross multiply
    36,348.48x = 50,159.56 × 20,215.72
  4. Step 4: Simplify right side
    36,348.48x = 1,014,011,620.28
  5. Step 5: Solve for x
    x = 1,014,011,620.28/36,348.48
  6. Step 6: Final answer
    x = 27,896.95

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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.