Home / 29,134.63-40,206.99-16,388.41

Finding the Fourth Proportional to 29,134.63, 40,206.99 and 16,388.41

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Solution

The fourth proportional to 29,134.63, 40,206.99 and 16,388.41 is: 22,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.63 : 40,206.99 = 16,388.41 : x
  2. Step 2: Convert to fraction form
    29,134.63/40,206.99 = 16,388.41/x
  3. Step 3: Cross multiply
    29,134.63x = 40,206.99 × 16,388.41
  4. Step 4: Simplify right side
    29,134.63x = 658,928,636.99
  5. Step 5: Solve for x
    x = 658,928,636.99/29,134.63
  6. Step 6: Final answer
    x = 22,616.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.