Home / 41,364.06-61,990.74-20,271.84

Finding the Fourth Proportional to 41,364.06, 61,990.74 and 20,271.84

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Solution

The fourth proportional to 41,364.06, 61,990.74 and 20,271.84 is: 30,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,364.06 : 61,990.74 = 20,271.84 : x
  2. Step 2: Convert to fraction form
    41,364.06/61,990.74 = 20,271.84/x
  3. Step 3: Cross multiply
    41,364.06x = 61,990.74 × 20,271.84
  4. Step 4: Simplify right side
    41,364.06x = 1,256,666,362.76
  5. Step 5: Solve for x
    x = 1,256,666,362.76/41,364.06
  6. Step 6: Final answer
    x = 30,380.63

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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.