Home / 13,356.50-20,034.54-4,591.49

Finding the Fourth Proportional to 13,356.50, 20,034.54 and 4,591.49

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Solution

The fourth proportional to 13,356.50, 20,034.54 and 4,591.49 is: 6,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.50 : 20,034.54 = 4,591.49 : x
  2. Step 2: Convert to fraction form
    13,356.50/20,034.54 = 4,591.49/x
  3. Step 3: Cross multiply
    13,356.50x = 20,034.54 × 4,591.49
  4. Step 4: Simplify right side
    13,356.50x = 91,988,289.89
  5. Step 5: Solve for x
    x = 91,988,289.89/13,356.50
  6. Step 6: Final answer
    x = 6,887.16

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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.