Home / 37,979.68-57,004.52-19,272.84

Finding the Fourth Proportional to 37,979.68, 57,004.52 and 19,272.84

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Solution

The fourth proportional to 37,979.68, 57,004.52 and 19,272.84 is: 28,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.68 : 57,004.52 = 19,272.84 : x
  2. Step 2: Convert to fraction form
    37,979.68/57,004.52 = 19,272.84/x
  3. Step 3: Cross multiply
    37,979.68x = 57,004.52 × 19,272.84
  4. Step 4: Simplify right side
    37,979.68x = 1,098,638,993.24
  5. Step 5: Solve for x
    x = 1,098,638,993.24/37,979.68
  6. Step 6: Final answer
    x = 28,927.02

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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.