Home / 22,112.40-30,491.73-17,077.44

Finding the Fourth Proportional to 22,112.40, 30,491.73 and 17,077.44

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Solution

The fourth proportional to 22,112.40, 30,491.73 and 17,077.44 is: 23,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.40 : 30,491.73 = 17,077.44 : x
  2. Step 2: Convert to fraction form
    22,112.40/30,491.73 = 17,077.44/x
  3. Step 3: Cross multiply
    22,112.40x = 30,491.73 × 17,077.44
  4. Step 4: Simplify right side
    22,112.40x = 520,720,689.57
  5. Step 5: Solve for x
    x = 520,720,689.57/22,112.40
  6. Step 6: Final answer
    x = 23,548.81

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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.