Home / 14,665.33-21,999.29-4,135.44

Finding the Fourth Proportional to 14,665.33, 21,999.29 and 4,135.44

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Solution

The fourth proportional to 14,665.33, 21,999.29 and 4,135.44 is: 6,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.33 : 21,999.29 = 4,135.44 : x
  2. Step 2: Convert to fraction form
    14,665.33/21,999.29 = 4,135.44/x
  3. Step 3: Cross multiply
    14,665.33x = 21,999.29 × 4,135.44
  4. Step 4: Simplify right side
    14,665.33x = 90,976,743.84
  5. Step 5: Solve for x
    x = 90,976,743.84/14,665.33
  6. Step 6: Final answer
    x = 6,203.53

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1.5x scale

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.