Home / 13,204.75-19,807.38-4,880.47

Finding the Fourth Proportional to 13,204.75, 19,807.38 and 4,880.47

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Solution

The fourth proportional to 13,204.75, 19,807.38 and 4,880.47 is: 7,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.75 : 19,807.38 = 4,880.47 : x
  2. Step 2: Convert to fraction form
    13,204.75/19,807.38 = 4,880.47/x
  3. Step 3: Cross multiply
    13,204.75x = 19,807.38 × 4,880.47
  4. Step 4: Simplify right side
    13,204.75x = 96,669,323.87
  5. Step 5: Solve for x
    x = 96,669,323.87/13,204.75
  6. Step 6: Final answer
    x = 7,320.80

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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.