Home / 26,272.08-39,399.48-8,737.20

Finding the Fourth Proportional to 26,272.08, 39,399.48 and 8,737.20

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Solution

The fourth proportional to 26,272.08, 39,399.48 and 8,737.20 is: 13,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,272.08 : 39,399.48 = 8,737.20 : x
  2. Step 2: Convert to fraction form
    26,272.08/39,399.48 = 8,737.20/x
  3. Step 3: Cross multiply
    26,272.08x = 39,399.48 × 8,737.20
  4. Step 4: Simplify right side
    26,272.08x = 344,241,136.66
  5. Step 5: Solve for x
    x = 344,241,136.66/26,272.08
  6. Step 6: Final answer
    x = 13,102.93

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1.5x scale

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.