Home / 19,304.21-28,899.97-11,886.41

Finding the Fourth Proportional to 19,304.21, 28,899.97 and 11,886.41

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Solution

The fourth proportional to 19,304.21, 28,899.97 and 11,886.41 is: 17,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.21 : 28,899.97 = 11,886.41 : x
  2. Step 2: Convert to fraction form
    19,304.21/28,899.97 = 11,886.41/x
  3. Step 3: Cross multiply
    19,304.21x = 28,899.97 × 11,886.41
  4. Step 4: Simplify right side
    19,304.21x = 343,516,892.41
  5. Step 5: Solve for x
    x = 343,516,892.41/19,304.21
  6. Step 6: Final answer
    x = 17,794.92

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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.