Home / 30,300.76-41,803.44-22,361.92

Finding the Fourth Proportional to 30,300.76, 41,803.44 and 22,361.92

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Solution

The fourth proportional to 30,300.76, 41,803.44 and 22,361.92 is: 30,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,300.76 : 41,803.44 = 22,361.92 : x
  2. Step 2: Convert to fraction form
    30,300.76/41,803.44 = 22,361.92/x
  3. Step 3: Cross multiply
    30,300.76x = 41,803.44 × 22,361.92
  4. Step 4: Simplify right side
    30,300.76x = 934,805,181.00
  5. Step 5: Solve for x
    x = 934,805,181.00/30,300.76
  6. Step 6: Final answer
    x = 30,850.88

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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.