Home / 26,577.07-39,865.56-7,857.34

Finding the Fourth Proportional to 26,577.07, 39,865.56 and 7,857.34

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Solution

The fourth proportional to 26,577.07, 39,865.56 and 7,857.34 is: 11,786.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,577.07 : 39,865.56 = 7,857.34 : x
  2. Step 2: Convert to fraction form
    26,577.07/39,865.56 = 7,857.34/x
  3. Step 3: Cross multiply
    26,577.07x = 39,865.56 × 7,857.34
  4. Step 4: Simplify right side
    26,577.07x = 313,237,259.21
  5. Step 5: Solve for x
    x = 313,237,259.21/26,577.07
  6. Step 6: Final answer
    x = 11,786.00

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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.