Home / 37,977.99-56,979.28-18,258.08

Finding the Fourth Proportional to 37,977.99, 56,979.28 and 18,258.08

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Solution

The fourth proportional to 37,977.99, 56,979.28 and 18,258.08 is: 27,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.99 : 56,979.28 = 18,258.08 : x
  2. Step 2: Convert to fraction form
    37,977.99/56,979.28 = 18,258.08/x
  3. Step 3: Cross multiply
    37,977.99x = 56,979.28 × 18,258.08
  4. Step 4: Simplify right side
    37,977.99x = 1,040,332,252.58
  5. Step 5: Solve for x
    x = 1,040,332,252.58/37,977.99
  6. Step 6: Final answer
    x = 27,393.03

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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.