Home / 26,493.81-39,740.60-6,772.34

Finding the Fourth Proportional to 26,493.81, 39,740.60 and 6,772.34

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Solution

The fourth proportional to 26,493.81, 39,740.60 and 6,772.34 is: 10,158.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.81 : 39,740.60 = 6,772.34 : x
  2. Step 2: Convert to fraction form
    26,493.81/39,740.60 = 6,772.34/x
  3. Step 3: Cross multiply
    26,493.81x = 39,740.60 × 6,772.34
  4. Step 4: Simplify right side
    26,493.81x = 269,136,622.44
  5. Step 5: Solve for x
    x = 269,136,622.44/26,493.81
  6. Step 6: Final answer
    x = 10,158.47

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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.