Home / 15,408.48-23,112.72-6,168

Finding the Fourth Proportional to 15,408.48, 23,112.72 and 6,168

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Solution

The fourth proportional to 15,408.48, 23,112.72 and 6,168 is: 9,252

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.48 : 23,112.72 = 6,168 : x
  2. Step 2: Convert to fraction form
    15,408.48/23,112.72 = 6,168/x
  3. Step 3: Cross multiply
    15,408.48x = 23,112.72 × 6,168
  4. Step 4: Simplify right side
    15,408.48x = 142,559,256.96
  5. Step 5: Solve for x
    x = 142,559,256.96/15,408.48
  6. Step 6: Final answer
    x = 9,252

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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.