Home / 22,081.48-30,474.82-19,330.86

Finding the Fourth Proportional to 22,081.48, 30,474.82 and 19,330.86

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Solution

The fourth proportional to 22,081.48, 30,474.82 and 19,330.86 is: 26,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,081.48 : 30,474.82 = 19,330.86 : x
  2. Step 2: Convert to fraction form
    22,081.48/30,474.82 = 19,330.86/x
  3. Step 3: Cross multiply
    22,081.48x = 30,474.82 × 19,330.86
  4. Step 4: Simplify right side
    22,081.48x = 589,104,440.21
  5. Step 5: Solve for x
    x = 589,104,440.21/22,081.48
  6. Step 6: Final answer
    x = 26,678.67

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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.