Home / 30,077.56-41,506.20-16,648.48

Finding the Fourth Proportional to 30,077.56, 41,506.20 and 16,648.48

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Solution

The fourth proportional to 30,077.56, 41,506.20 and 16,648.48 is: 22,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.56 : 41,506.20 = 16,648.48 : x
  2. Step 2: Convert to fraction form
    30,077.56/41,506.20 = 16,648.48/x
  3. Step 3: Cross multiply
    30,077.56x = 41,506.20 × 16,648.48
  4. Step 4: Simplify right side
    30,077.56x = 691,015,140.58
  5. Step 5: Solve for x
    x = 691,015,140.58/30,077.56
  6. Step 6: Final answer
    x = 22,974.44

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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.