Home / 22,223.27-30,668.43-15,055.38

Finding the Fourth Proportional to 22,223.27, 30,668.43 and 15,055.38

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Solution

The fourth proportional to 22,223.27, 30,668.43 and 15,055.38 is: 20,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.27 : 30,668.43 = 15,055.38 : x
  2. Step 2: Convert to fraction form
    22,223.27/30,668.43 = 15,055.38/x
  3. Step 3: Cross multiply
    22,223.27x = 30,668.43 × 15,055.38
  4. Step 4: Simplify right side
    22,223.27x = 461,724,867.65
  5. Step 5: Solve for x
    x = 461,724,867.65/22,223.27
  6. Step 6: Final answer
    x = 20,776.64

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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.