Home / 27,654.81-41,477.63-11,862.38

Finding the Fourth Proportional to 27,654.81, 41,477.63 and 11,862.38

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Solution

The fourth proportional to 27,654.81, 41,477.63 and 11,862.38 is: 17,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654.81 : 41,477.63 = 11,862.38 : x
  2. Step 2: Convert to fraction form
    27,654.81/41,477.63 = 11,862.38/x
  3. Step 3: Cross multiply
    27,654.81x = 41,477.63 × 11,862.38
  4. Step 4: Simplify right side
    27,654.81x = 492,023,141.86
  5. Step 5: Solve for x
    x = 492,023,141.86/27,654.81
  6. Step 6: Final answer
    x = 17,791.59

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1.5x scale

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.