Home / 38,382.36-57,558.36-18,655.08

Finding the Fourth Proportional to 38,382.36, 57,558.36 and 18,655.08

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Solution

The fourth proportional to 38,382.36, 57,558.36 and 18,655.08 is: 27,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,382.36 : 57,558.36 = 18,655.08 : x
  2. Step 2: Convert to fraction form
    38,382.36/57,558.36 = 18,655.08/x
  3. Step 3: Cross multiply
    38,382.36x = 57,558.36 × 18,655.08
  4. Step 4: Simplify right side
    38,382.36x = 1,073,755,810.47
  5. Step 5: Solve for x
    x = 1,073,755,810.47/38,382.36
  6. Step 6: Final answer
    x = 27,975.24

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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.