Home / 18,708.24-25,822.68-11,058.60

Finding the Fourth Proportional to 18,708.24, 25,822.68 and 11,058.60

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Solution

The fourth proportional to 18,708.24, 25,822.68 and 11,058.60 is: 15,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708.24 : 25,822.68 = 11,058.60 : x
  2. Step 2: Convert to fraction form
    18,708.24/25,822.68 = 11,058.60/x
  3. Step 3: Cross multiply
    18,708.24x = 25,822.68 × 11,058.60
  4. Step 4: Simplify right side
    18,708.24x = 285,562,689.05
  5. Step 5: Solve for x
    x = 285,562,689.05/18,708.24
  6. Step 6: Final answer
    x = 15,264.01

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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.