Home / 36,579.06-54,857.70-15,518.76

Finding the Fourth Proportional to 36,579.06, 54,857.70 and 15,518.76

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Solution

The fourth proportional to 36,579.06, 54,857.70 and 15,518.76 is: 23,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.06 : 54,857.70 = 15,518.76 : x
  2. Step 2: Convert to fraction form
    36,579.06/54,857.70 = 15,518.76/x
  3. Step 3: Cross multiply
    36,579.06x = 54,857.70 × 15,518.76
  4. Step 4: Simplify right side
    36,579.06x = 851,323,480.45
  5. Step 5: Solve for x
    x = 851,323,480.45/36,579.06
  6. Step 6: Final answer
    x = 23,273.52

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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.