Home / 28,950.60-43,361.10-22,355.40

Finding the Fourth Proportional to 28,950.60, 43,361.10 and 22,355.40

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Solution

The fourth proportional to 28,950.60, 43,361.10 and 22,355.40 is: 33,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950.60 : 43,361.10 = 22,355.40 : x
  2. Step 2: Convert to fraction form
    28,950.60/43,361.10 = 22,355.40/x
  3. Step 3: Cross multiply
    28,950.60x = 43,361.10 × 22,355.40
  4. Step 4: Simplify right side
    28,950.60x = 969,354,734.94
  5. Step 5: Solve for x
    x = 969,354,734.94/28,950.60
  6. Step 6: Final answer
    x = 33,483.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.