Home / 36,873.66-55,264.38-15,789.16

Finding the Fourth Proportional to 36,873.66, 55,264.38 and 15,789.16

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Solution

The fourth proportional to 36,873.66, 55,264.38 and 15,789.16 is: 23,663.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.66 : 55,264.38 = 15,789.16 : x
  2. Step 2: Convert to fraction form
    36,873.66/55,264.38 = 15,789.16/x
  3. Step 3: Cross multiply
    36,873.66x = 55,264.38 × 15,789.16
  4. Step 4: Simplify right side
    36,873.66x = 872,578,147.99
  5. Step 5: Solve for x
    x = 872,578,147.99/36,873.66
  6. Step 6: Final answer
    x = 23,663.99

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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.