Home / 27,669.76-38,171.92-17,055.52

Finding the Fourth Proportional to 27,669.76, 38,171.92 and 17,055.52

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Solution

The fourth proportional to 27,669.76, 38,171.92 and 17,055.52 is: 23,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,669.76 : 38,171.92 = 17,055.52 : x
  2. Step 2: Convert to fraction form
    27,669.76/38,171.92 = 17,055.52/x
  3. Step 3: Cross multiply
    27,669.76x = 38,171.92 × 17,055.52
  4. Step 4: Simplify right side
    27,669.76x = 651,041,945.00
  5. Step 5: Solve for x
    x = 651,041,945.00/27,669.76
  6. Step 6: Final answer
    x = 23,529.01

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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.