Home / 27,985.96-38,625.42-19,027.36

Finding the Fourth Proportional to 27,985.96, 38,625.42 and 19,027.36

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Solution

The fourth proportional to 27,985.96, 38,625.42 and 19,027.36 is: 26,261.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,985.96 : 38,625.42 = 19,027.36 : x
  2. Step 2: Convert to fraction form
    27,985.96/38,625.42 = 19,027.36/x
  3. Step 3: Cross multiply
    27,985.96x = 38,625.42 × 19,027.36
  4. Step 4: Simplify right side
    27,985.96x = 734,939,771.49
  5. Step 5: Solve for x
    x = 734,939,771.49/27,985.96
  6. Step 6: Final answer
    x = 26,261.02

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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.