Home / 13,243.02-19,866.24-4,480.44

Finding the Fourth Proportional to 13,243.02, 19,866.24 and 4,480.44

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Solution

The fourth proportional to 13,243.02, 19,866.24 and 4,480.44 is: 6,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.02 : 19,866.24 = 4,480.44 : x
  2. Step 2: Convert to fraction form
    13,243.02/19,866.24 = 4,480.44/x
  3. Step 3: Cross multiply
    13,243.02x = 19,866.24 × 4,480.44
  4. Step 4: Simplify right side
    13,243.02x = 89,009,496.35
  5. Step 5: Solve for x
    x = 89,009,496.35/13,243.02
  6. Step 6: Final answer
    x = 6,721.24

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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.