Home / 26,101.35-39,157.37-11,108.45

Finding the Fourth Proportional to 26,101.35, 39,157.37 and 11,108.45

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Solution

The fourth proportional to 26,101.35, 39,157.37 and 11,108.45 is: 16,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,101.35 : 39,157.37 = 11,108.45 : x
  2. Step 2: Convert to fraction form
    26,101.35/39,157.37 = 11,108.45/x
  3. Step 3: Cross multiply
    26,101.35x = 39,157.37 × 11,108.45
  4. Step 4: Simplify right side
    26,101.35x = 434,977,435.45
  5. Step 5: Solve for x
    x = 434,977,435.45/26,101.35
  6. Step 6: Final answer
    x = 16,664.94

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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.