Home / 36,735.84-50,689.20-20,817

Finding the Fourth Proportional to 36,735.84, 50,689.20 and 20,817

Calculator

Solution

The fourth proportional to 36,735.84, 50,689.20 and 20,817 is: 28,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,735.84 : 50,689.20 = 20,817 : x
  2. Step 2: Convert to fraction form
    36,735.84/50,689.20 = 20,817/x
  3. Step 3: Cross multiply
    36,735.84x = 50,689.20 × 20,817
  4. Step 4: Simplify right side
    36,735.84x = 1,055,197,076.40
  5. Step 5: Solve for x
    x = 1,055,197,076.40/36,735.84
  6. Step 6: Final answer
    x = 28,723.91

Related Problems

Find fourth proportional to 18,367.92, 25,344.60 and 10,408.50
Half scale
Find fourth proportional to 73,471.68, 101,378.40 and 41,634
Double scale
Find fourth proportional to 36,736.84, 50,690.58 and 20,818
Similar ratio
Find fourth proportional to 55,103.76, 76,033.80 and 31,225.50
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.