Home / 26,401.89-39,603.44-8,871.87

Finding the Fourth Proportional to 26,401.89, 39,603.44 and 8,871.87

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Solution

The fourth proportional to 26,401.89, 39,603.44 and 8,871.87 is: 13,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.89 : 39,603.44 = 8,871.87 : x
  2. Step 2: Convert to fraction form
    26,401.89/39,603.44 = 8,871.87/x
  3. Step 3: Cross multiply
    26,401.89x = 39,603.44 × 8,871.87
  4. Step 4: Simplify right side
    26,401.89x = 351,356,593.41
  5. Step 5: Solve for x
    x = 351,356,593.41/26,401.89
  6. Step 6: Final answer
    x = 13,308.01

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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.