Home / 26,270.85-39,372.08-10,670.25

Finding the Fourth Proportional to 26,270.85, 39,372.08 and 10,670.25

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Solution

The fourth proportional to 26,270.85, 39,372.08 and 10,670.25 is: 15,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.85 : 39,372.08 = 10,670.25 : x
  2. Step 2: Convert to fraction form
    26,270.85/39,372.08 = 10,670.25/x
  3. Step 3: Cross multiply
    26,270.85x = 39,372.08 × 10,670.25
  4. Step 4: Simplify right side
    26,270.85x = 420,109,883.27
  5. Step 5: Solve for x
    x = 420,109,883.27/26,270.85
  6. Step 6: Final answer
    x = 15,991.48

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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.