Home / 33,350.60-49,941.23-20,015.20

Finding the Fourth Proportional to 33,350.60, 49,941.23 and 20,015.20

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Solution

The fourth proportional to 33,350.60, 49,941.23 and 20,015.20 is: 29,971.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.60 : 49,941.23 = 20,015.20 : x
  2. Step 2: Convert to fraction form
    33,350.60/49,941.23 = 20,015.20/x
  3. Step 3: Cross multiply
    33,350.60x = 49,941.23 × 20,015.20
  4. Step 4: Simplify right side
    33,350.60x = 999,583,706.70
  5. Step 5: Solve for x
    x = 999,583,706.70/33,350.60
  6. Step 6: Final answer
    x = 29,971.99

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1.5x scale

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.