Home / 33,938.60-46,847.70-20,510.36

Finding the Fourth Proportional to 33,938.60, 46,847.70 and 20,510.36

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Solution

The fourth proportional to 33,938.60, 46,847.70 and 20,510.36 is: 28,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,938.60 : 46,847.70 = 20,510.36 : x
  2. Step 2: Convert to fraction form
    33,938.60/46,847.70 = 20,510.36/x
  3. Step 3: Cross multiply
    33,938.60x = 46,847.70 × 20,510.36
  4. Step 4: Simplify right side
    33,938.60x = 960,863,192.17
  5. Step 5: Solve for x
    x = 960,863,192.17/33,938.60
  6. Step 6: Final answer
    x = 28,311.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.