Home / 26,538.72-39,799.36-11,747.32

Finding the Fourth Proportional to 26,538.72, 39,799.36 and 11,747.32

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Solution

The fourth proportional to 26,538.72, 39,799.36 and 11,747.32 is: 17,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.72 : 39,799.36 = 11,747.32 : x
  2. Step 2: Convert to fraction form
    26,538.72/39,799.36 = 11,747.32/x
  3. Step 3: Cross multiply
    26,538.72x = 39,799.36 × 11,747.32
  4. Step 4: Simplify right side
    26,538.72x = 467,535,817.72
  5. Step 5: Solve for x
    x = 467,535,817.72/26,538.72
  6. Step 6: Final answer
    x = 17,617.12

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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.