Home / 38,318.56-57,477.17-17,243.69

Finding the Fourth Proportional to 38,318.56, 57,477.17 and 17,243.69

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Solution

The fourth proportional to 38,318.56, 57,477.17 and 17,243.69 is: 25,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,318.56 : 57,477.17 = 17,243.69 : x
  2. Step 2: Convert to fraction form
    38,318.56/57,477.17 = 17,243.69/x
  3. Step 3: Cross multiply
    38,318.56x = 57,477.17 × 17,243.69
  4. Step 4: Simplify right side
    38,318.56x = 991,118,208.78
  5. Step 5: Solve for x
    x = 991,118,208.78/38,318.56
  6. Step 6: Final answer
    x = 25,865.23

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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.