Home / 38,004.67-57,019.31-18,280.66

Finding the Fourth Proportional to 38,004.67, 57,019.31 and 18,280.66

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Solution

The fourth proportional to 38,004.67, 57,019.31 and 18,280.66 is: 27,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,004.67 : 57,019.31 = 18,280.66 : x
  2. Step 2: Convert to fraction form
    38,004.67/57,019.31 = 18,280.66/x
  3. Step 3: Cross multiply
    38,004.67x = 57,019.31 × 18,280.66
  4. Step 4: Simplify right side
    38,004.67x = 1,042,350,619.54
  5. Step 5: Solve for x
    x = 1,042,350,619.54/38,004.67
  6. Step 6: Final answer
    x = 27,426.91

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1.5x scale

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.