Home / 14,481.40-21,625.73-14,324.84

Finding the Fourth Proportional to 14,481.40, 21,625.73 and 14,324.84

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Solution

The fourth proportional to 14,481.40, 21,625.73 and 14,324.84 is: 21,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481.40 : 21,625.73 = 14,324.84 : x
  2. Step 2: Convert to fraction form
    14,481.40/21,625.73 = 14,324.84/x
  3. Step 3: Cross multiply
    14,481.40x = 21,625.73 × 14,324.84
  4. Step 4: Simplify right side
    14,481.40x = 309,785,122.13
  5. Step 5: Solve for x
    x = 309,785,122.13/14,481.40
  6. Step 6: Final answer
    x = 21,391.93

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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.