Home / 22,068.49-30,454.80-11,997.13

Finding the Fourth Proportional to 22,068.49, 30,454.80 and 11,997.13

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Solution

The fourth proportional to 22,068.49, 30,454.80 and 11,997.13 is: 16,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.49 : 30,454.80 = 11,997.13 : x
  2. Step 2: Convert to fraction form
    22,068.49/30,454.80 = 11,997.13/x
  3. Step 3: Cross multiply
    22,068.49x = 30,454.80 × 11,997.13
  4. Step 4: Simplify right side
    22,068.49x = 365,370,194.72
  5. Step 5: Solve for x
    x = 365,370,194.72/22,068.49
  6. Step 6: Final answer
    x = 16,556.19

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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.