Home / 27,120.20-37,425.58-15,183.64

Finding the Fourth Proportional to 27,120.20, 37,425.58 and 15,183.64

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Solution

The fourth proportional to 27,120.20, 37,425.58 and 15,183.64 is: 20,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.20 : 37,425.58 = 15,183.64 : x
  2. Step 2: Convert to fraction form
    27,120.20/37,425.58 = 15,183.64/x
  3. Step 3: Cross multiply
    27,120.20x = 37,425.58 × 15,183.64
  4. Step 4: Simplify right side
    27,120.20x = 568,256,533.51
  5. Step 5: Solve for x
    x = 568,256,533.51/27,120.20
  6. Step 6: Final answer
    x = 20,953.26

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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.