Home / 39,910-59,865.30-17,717.41

Finding the Fourth Proportional to 39,910, 59,865.30 and 17,717.41

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Solution

The fourth proportional to 39,910, 59,865.30 and 17,717.41 is: 26,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,910 : 59,865.30 = 17,717.41 : x
  2. Step 2: Convert to fraction form
    39,910/59,865.30 = 17,717.41/x
  3. Step 3: Cross multiply
    39,910x = 59,865.30 × 17,717.41
  4. Step 4: Simplify right side
    39,910x = 1,060,658,064.87
  5. Step 5: Solve for x
    x = 1,060,658,064.87/39,910
  6. Step 6: Final answer
    x = 26,576.25

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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.