Home / 19,491.06-26,893.71-11,534.43

Finding the Fourth Proportional to 19,491.06, 26,893.71 and 11,534.43

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Solution

The fourth proportional to 19,491.06, 26,893.71 and 11,534.43 is: 15,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.06 : 26,893.71 = 11,534.43 : x
  2. Step 2: Convert to fraction form
    19,491.06/26,893.71 = 11,534.43/x
  3. Step 3: Cross multiply
    19,491.06x = 26,893.71 × 11,534.43
  4. Step 4: Simplify right side
    19,491.06x = 310,203,615.44
  5. Step 5: Solve for x
    x = 310,203,615.44/19,491.06
  6. Step 6: Final answer
    x = 15,915.17

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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.