Home / 18,564.24-25,622.02-11,851.96

Finding the Fourth Proportional to 18,564.24, 25,622.02 and 11,851.96

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Solution

The fourth proportional to 18,564.24, 25,622.02 and 11,851.96 is: 16,357.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.24 : 25,622.02 = 11,851.96 : x
  2. Step 2: Convert to fraction form
    18,564.24/25,622.02 = 11,851.96/x
  3. Step 3: Cross multiply
    18,564.24x = 25,622.02 × 11,851.96
  4. Step 4: Simplify right side
    18,564.24x = 303,671,156.16
  5. Step 5: Solve for x
    x = 303,671,156.16/18,564.24
  6. Step 6: Final answer
    x = 16,357.86

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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.