Home / 13,470.44-20,208.36-4,703

Finding the Fourth Proportional to 13,470.44, 20,208.36 and 4,703

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Solution

The fourth proportional to 13,470.44, 20,208.36 and 4,703 is: 7,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470.44 : 20,208.36 = 4,703 : x
  2. Step 2: Convert to fraction form
    13,470.44/20,208.36 = 4,703/x
  3. Step 3: Cross multiply
    13,470.44x = 20,208.36 × 4,703
  4. Step 4: Simplify right side
    13,470.44x = 95,039,917.08
  5. Step 5: Solve for x
    x = 95,039,917.08/13,470.44
  6. Step 6: Final answer
    x = 7,055.44

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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.