Home / 26,879.08-37,090.62-15,546.76

Finding the Fourth Proportional to 26,879.08, 37,090.62 and 15,546.76

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Solution

The fourth proportional to 26,879.08, 37,090.62 and 15,546.76 is: 21,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.08 : 37,090.62 = 15,546.76 : x
  2. Step 2: Convert to fraction form
    26,879.08/37,090.62 = 15,546.76/x
  3. Step 3: Cross multiply
    26,879.08x = 37,090.62 × 15,546.76
  4. Step 4: Simplify right side
    26,879.08x = 576,638,967.39
  5. Step 5: Solve for x
    x = 576,638,967.39/26,879.08
  6. Step 6: Final answer
    x = 21,453.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.