Home / 19,958.93-27,541.20-11,005.89

Finding the Fourth Proportional to 19,958.93, 27,541.20 and 11,005.89

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Solution

The fourth proportional to 19,958.93, 27,541.20 and 11,005.89 is: 15,186.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.93 : 27,541.20 = 11,005.89 : x
  2. Step 2: Convert to fraction form
    19,958.93/27,541.20 = 11,005.89/x
  3. Step 3: Cross multiply
    19,958.93x = 27,541.20 × 11,005.89
  4. Step 4: Simplify right side
    19,958.93x = 303,115,417.67
  5. Step 5: Solve for x
    x = 303,115,417.67/19,958.93
  6. Step 6: Final answer
    x = 15,186.96

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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.