Home / 30,166.18-41,629.28-16,739.48

Finding the Fourth Proportional to 30,166.18, 41,629.28 and 16,739.48

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Solution

The fourth proportional to 30,166.18, 41,629.28 and 16,739.48 is: 23,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.18 : 41,629.28 = 16,739.48 : x
  2. Step 2: Convert to fraction form
    30,166.18/41,629.28 = 16,739.48/x
  3. Step 3: Cross multiply
    30,166.18x = 41,629.28 × 16,739.48
  4. Step 4: Simplify right side
    30,166.18x = 696,852,499.97
  5. Step 5: Solve for x
    x = 696,852,499.97/30,166.18
  6. Step 6: Final answer
    x = 23,100.46

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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.