Home / 26,505.55-39,728.69-11,495.33

Finding the Fourth Proportional to 26,505.55, 39,728.69 and 11,495.33

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Solution

The fourth proportional to 26,505.55, 39,728.69 and 11,495.33 is: 17,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.55 : 39,728.69 = 11,495.33 : x
  2. Step 2: Convert to fraction form
    26,505.55/39,728.69 = 11,495.33/x
  3. Step 3: Cross multiply
    26,505.55x = 39,728.69 × 11,495.33
  4. Step 4: Simplify right side
    26,505.55x = 456,694,344.54
  5. Step 5: Solve for x
    x = 456,694,344.54/26,505.55
  6. Step 6: Final answer
    x = 17,230.14

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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.