Home / 39,102.21-58,644.25-23,311.66

Finding the Fourth Proportional to 39,102.21, 58,644.25 and 23,311.66

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Solution

The fourth proportional to 39,102.21, 58,644.25 and 23,311.66 is: 34,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.21 : 58,644.25 = 23,311.66 : x
  2. Step 2: Convert to fraction form
    39,102.21/58,644.25 = 23,311.66/x
  3. Step 3: Cross multiply
    39,102.21x = 58,644.25 × 23,311.66
  4. Step 4: Simplify right side
    39,102.21x = 1,367,094,816.96
  5. Step 5: Solve for x
    x = 1,367,094,816.96/39,102.21
  6. Step 6: Final answer
    x = 34,962.09

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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.