Home / 39,534.38-59,336.65-18,485.87

Finding the Fourth Proportional to 39,534.38, 59,336.65 and 18,485.87

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Solution

The fourth proportional to 39,534.38, 59,336.65 and 18,485.87 is: 27,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,534.38 : 59,336.65 = 18,485.87 : x
  2. Step 2: Convert to fraction form
    39,534.38/59,336.65 = 18,485.87/x
  3. Step 3: Cross multiply
    39,534.38x = 59,336.65 × 18,485.87
  4. Step 4: Simplify right side
    39,534.38x = 1,096,889,658.33
  5. Step 5: Solve for x
    x = 1,096,889,658.33/39,534.38
  6. Step 6: Final answer
    x = 27,745.21

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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.