Home / 38,097.68-57,047.12-30,661.52

Finding the Fourth Proportional to 38,097.68, 57,047.12 and 30,661.52

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Solution

The fourth proportional to 38,097.68, 57,047.12 and 30,661.52 is: 45,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097.68 : 57,047.12 = 30,661.52 : x
  2. Step 2: Convert to fraction form
    38,097.68/57,047.12 = 30,661.52/x
  3. Step 3: Cross multiply
    38,097.68x = 57,047.12 × 30,661.52
  4. Step 4: Simplify right side
    38,097.68x = 1,749,151,410.82
  5. Step 5: Solve for x
    x = 1,749,151,410.82/38,097.68
  6. Step 6: Final answer
    x = 45,912.28

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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.