Home / 14,965.49-22,448.30-3,871.39

Finding the Fourth Proportional to 14,965.49, 22,448.30 and 3,871.39

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Solution

The fourth proportional to 14,965.49, 22,448.30 and 3,871.39 is: 5,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965.49 : 22,448.30 = 3,871.39 : x
  2. Step 2: Convert to fraction form
    14,965.49/22,448.30 = 3,871.39/x
  3. Step 3: Cross multiply
    14,965.49x = 22,448.30 × 3,871.39
  4. Step 4: Simplify right side
    14,965.49x = 86,906,124.14
  5. Step 5: Solve for x
    x = 86,906,124.14/14,965.49
  6. Step 6: Final answer
    x = 5,807.10

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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.