Home / 26,927.52-40,388.42-7,208.07

Finding the Fourth Proportional to 26,927.52, 40,388.42 and 7,208.07

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Solution

The fourth proportional to 26,927.52, 40,388.42 and 7,208.07 is: 10,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.52 : 40,388.42 = 7,208.07 : x
  2. Step 2: Convert to fraction form
    26,927.52/40,388.42 = 7,208.07/x
  3. Step 3: Cross multiply
    26,927.52x = 40,388.42 × 7,208.07
  4. Step 4: Simplify right side
    26,927.52x = 291,122,522.51
  5. Step 5: Solve for x
    x = 291,122,522.51/26,927.52
  6. Step 6: Final answer
    x = 10,811.34

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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.