Home / 26,157.33-39,213.95-11,355.12

Finding the Fourth Proportional to 26,157.33, 39,213.95 and 11,355.12

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Solution

The fourth proportional to 26,157.33, 39,213.95 and 11,355.12 is: 17,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.33 : 39,213.95 = 11,355.12 : x
  2. Step 2: Convert to fraction form
    26,157.33/39,213.95 = 11,355.12/x
  3. Step 3: Cross multiply
    26,157.33x = 39,213.95 × 11,355.12
  4. Step 4: Simplify right side
    26,157.33x = 445,279,107.92
  5. Step 5: Solve for x
    x = 445,279,107.92/26,157.33
  6. Step 6: Final answer
    x = 17,023.11

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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.