Home / 18,558.21-27,846.89-8,698.49

Finding the Fourth Proportional to 18,558.21, 27,846.89 and 8,698.49

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Solution

The fourth proportional to 18,558.21, 27,846.89 and 8,698.49 is: 13,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558.21 : 27,846.89 = 8,698.49 : x
  2. Step 2: Convert to fraction form
    18,558.21/27,846.89 = 8,698.49/x
  3. Step 3: Cross multiply
    18,558.21x = 27,846.89 × 8,698.49
  4. Step 4: Simplify right side
    18,558.21x = 242,225,894.20
  5. Step 5: Solve for x
    x = 242,225,894.20/18,558.21
  6. Step 6: Final answer
    x = 13,052.22

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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.