Home / 26,170.40-39,249.71-7,450.03

Finding the Fourth Proportional to 26,170.40, 39,249.71 and 7,450.03

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Solution

The fourth proportional to 26,170.40, 39,249.71 and 7,450.03 is: 11,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.40 : 39,249.71 = 7,450.03 : x
  2. Step 2: Convert to fraction form
    26,170.40/39,249.71 = 7,450.03/x
  3. Step 3: Cross multiply
    26,170.40x = 39,249.71 × 7,450.03
  4. Step 4: Simplify right side
    26,170.40x = 292,411,381.62
  5. Step 5: Solve for x
    x = 292,411,381.62/26,170.40
  6. Step 6: Final answer
    x = 11,173.36

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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.