Home / 26,271.96-39,399.48-8,737.08

Finding the Fourth Proportional to 26,271.96, 39,399.48 and 8,737.08

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Solution

The fourth proportional to 26,271.96, 39,399.48 and 8,737.08 is: 13,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.96 : 39,399.48 = 8,737.08 : x
  2. Step 2: Convert to fraction form
    26,271.96/39,399.48 = 8,737.08/x
  3. Step 3: Cross multiply
    26,271.96x = 39,399.48 × 8,737.08
  4. Step 4: Simplify right side
    26,271.96x = 344,236,408.72
  5. Step 5: Solve for x
    x = 344,236,408.72/26,271.96
  6. Step 6: Final answer
    x = 13,102.81

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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.