Home / 22,668.10-33,973.28-12,812.86

Finding the Fourth Proportional to 22,668.10, 33,973.28 and 12,812.86

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Solution

The fourth proportional to 22,668.10, 33,973.28 and 12,812.86 is: 19,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.10 : 33,973.28 = 12,812.86 : x
  2. Step 2: Convert to fraction form
    22,668.10/33,973.28 = 12,812.86/x
  3. Step 3: Cross multiply
    22,668.10x = 33,973.28 × 12,812.86
  4. Step 4: Simplify right side
    22,668.10x = 435,294,880.38
  5. Step 5: Solve for x
    x = 435,294,880.38/22,668.10
  6. Step 6: Final answer
    x = 19,202.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.