Home / 26,213.62-39,320.88-8,683.91

Finding the Fourth Proportional to 26,213.62, 39,320.88 and 8,683.91

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Solution

The fourth proportional to 26,213.62, 39,320.88 and 8,683.91 is: 13,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.62 : 39,320.88 = 8,683.91 : x
  2. Step 2: Convert to fraction form
    26,213.62/39,320.88 = 8,683.91/x
  3. Step 3: Cross multiply
    26,213.62x = 39,320.88 × 8,683.91
  4. Step 4: Simplify right side
    26,213.62x = 341,458,786.44
  5. Step 5: Solve for x
    x = 341,458,786.44/26,213.62
  6. Step 6: Final answer
    x = 13,026.01

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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.