Home / 22,091.63-30,486.58-12,020.14

Finding the Fourth Proportional to 22,091.63, 30,486.58 and 12,020.14

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Solution

The fourth proportional to 22,091.63, 30,486.58 and 12,020.14 is: 16,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,091.63 : 30,486.58 = 12,020.14 : x
  2. Step 2: Convert to fraction form
    22,091.63/30,486.58 = 12,020.14/x
  3. Step 3: Cross multiply
    22,091.63x = 30,486.58 × 12,020.14
  4. Step 4: Simplify right side
    22,091.63x = 366,452,853.45
  5. Step 5: Solve for x
    x = 366,452,853.45/22,091.63
  6. Step 6: Final answer
    x = 16,587.86

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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.