Home / 22,270.81-30,792.80-19,468.27

Finding the Fourth Proportional to 22,270.81, 30,792.80 and 19,468.27

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Solution

The fourth proportional to 22,270.81, 30,792.80 and 19,468.27 is: 26,917.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270.81 : 30,792.80 = 19,468.27 : x
  2. Step 2: Convert to fraction form
    22,270.81/30,792.80 = 19,468.27/x
  3. Step 3: Cross multiply
    22,270.81x = 30,792.80 × 19,468.27
  4. Step 4: Simplify right side
    22,270.81x = 599,482,544.46
  5. Step 5: Solve for x
    x = 599,482,544.46/22,270.81
  6. Step 6: Final answer
    x = 26,917.86

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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.