Home / 14,348.52-21,400.38-14,099.22

Finding the Fourth Proportional to 14,348.52, 21,400.38 and 14,099.22

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Solution

The fourth proportional to 14,348.52, 21,400.38 and 14,099.22 is: 21,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.52 : 21,400.38 = 14,099.22 : x
  2. Step 2: Convert to fraction form
    14,348.52/21,400.38 = 14,099.22/x
  3. Step 3: Cross multiply
    14,348.52x = 21,400.38 × 14,099.22
  4. Step 4: Simplify right side
    14,348.52x = 301,728,665.70
  5. Step 5: Solve for x
    x = 301,728,665.70/14,348.52
  6. Step 6: Final answer
    x = 21,028.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.