Home / 14,271.73-21,407.64-3,883.48

Finding the Fourth Proportional to 14,271.73, 21,407.64 and 3,883.48

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Solution

The fourth proportional to 14,271.73, 21,407.64 and 3,883.48 is: 5,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.73 : 21,407.64 = 3,883.48 : x
  2. Step 2: Convert to fraction form
    14,271.73/21,407.64 = 3,883.48/x
  3. Step 3: Cross multiply
    14,271.73x = 21,407.64 × 3,883.48
  4. Step 4: Simplify right side
    14,271.73x = 83,136,141.79
  5. Step 5: Solve for x
    x = 83,136,141.79/14,271.73
  6. Step 6: Final answer
    x = 5,825.23

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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.