Home / 26,520.67-39,772.51-8,747.34

Finding the Fourth Proportional to 26,520.67, 39,772.51 and 8,747.34

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Solution

The fourth proportional to 26,520.67, 39,772.51 and 8,747.34 is: 13,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.67 : 39,772.51 = 8,747.34 : x
  2. Step 2: Convert to fraction form
    26,520.67/39,772.51 = 8,747.34/x
  3. Step 3: Cross multiply
    26,520.67x = 39,772.51 × 8,747.34
  4. Step 4: Simplify right side
    26,520.67x = 347,903,667.62
  5. Step 5: Solve for x
    x = 347,903,667.62/26,520.67
  6. Step 6: Final answer
    x = 13,118.21

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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.