Home / 14,280.97-21,384.20-11,492.41

Finding the Fourth Proportional to 14,280.97, 21,384.20 and 11,492.41

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Solution

The fourth proportional to 14,280.97, 21,384.20 and 11,492.41 is: 17,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280.97 : 21,384.20 = 11,492.41 : x
  2. Step 2: Convert to fraction form
    14,280.97/21,384.20 = 11,492.41/x
  3. Step 3: Cross multiply
    14,280.97x = 21,384.20 × 11,492.41
  4. Step 4: Simplify right side
    14,280.97x = 245,755,936.46
  5. Step 5: Solve for x
    x = 245,755,936.46/14,280.97
  6. Step 6: Final answer
    x = 17,208.63

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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.