Home / 27,858.94-41,741.24-19,921.15

Finding the Fourth Proportional to 27,858.94, 41,741.24 and 19,921.15

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Solution

The fourth proportional to 27,858.94, 41,741.24 and 19,921.15 is: 29,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858.94 : 41,741.24 = 19,921.15 : x
  2. Step 2: Convert to fraction form
    27,858.94/41,741.24 = 19,921.15/x
  3. Step 3: Cross multiply
    27,858.94x = 41,741.24 × 19,921.15
  4. Step 4: Simplify right side
    27,858.94x = 831,533,542.51
  5. Step 5: Solve for x
    x = 831,533,542.51/27,858.94
  6. Step 6: Final answer
    x = 29,848.00

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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.