Home / 14,224.06-21,282.63-13,474

Finding the Fourth Proportional to 14,224.06, 21,282.63 and 13,474

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Solution

The fourth proportional to 14,224.06, 21,282.63 and 13,474 is: 20,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.06 : 21,282.63 = 13,474 : x
  2. Step 2: Convert to fraction form
    14,224.06/21,282.63 = 13,474/x
  3. Step 3: Cross multiply
    14,224.06x = 21,282.63 × 13,474
  4. Step 4: Simplify right side
    14,224.06x = 286,762,156.62
  5. Step 5: Solve for x
    x = 286,762,156.62/14,224.06
  6. Step 6: Final answer
    x = 20,160.36

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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.