Home / 22,028.82-30,399.84-11,957.35

Finding the Fourth Proportional to 22,028.82, 30,399.84 and 11,957.35

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Solution

The fourth proportional to 22,028.82, 30,399.84 and 11,957.35 is: 16,501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.82 : 30,399.84 = 11,957.35 : x
  2. Step 2: Convert to fraction form
    22,028.82/30,399.84 = 11,957.35/x
  3. Step 3: Cross multiply
    22,028.82x = 30,399.84 × 11,957.35
  4. Step 4: Simplify right side
    22,028.82x = 363,501,526.82
  5. Step 5: Solve for x
    x = 363,501,526.82/22,028.82
  6. Step 6: Final answer
    x = 16,501.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.