Home / 20,017.86-27,622.74-11,063.93

Finding the Fourth Proportional to 20,017.86, 27,622.74 and 11,063.93

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Solution

The fourth proportional to 20,017.86, 27,622.74 and 11,063.93 is: 15,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.86 : 27,622.74 = 11,063.93 : x
  2. Step 2: Convert to fraction form
    20,017.86/27,622.74 = 11,063.93/x
  3. Step 3: Cross multiply
    20,017.86x = 27,622.74 × 11,063.93
  4. Step 4: Simplify right side
    20,017.86x = 305,615,923.65
  5. Step 5: Solve for x
    x = 305,615,923.65/20,017.86
  6. Step 6: Final answer
    x = 15,267.16

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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.