Home / 36,698.50-50,639.47-20,782.41

Finding the Fourth Proportional to 36,698.50, 50,639.47 and 20,782.41

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Solution

The fourth proportional to 36,698.50, 50,639.47 and 20,782.41 is: 28,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698.50 : 50,639.47 = 20,782.41 : x
  2. Step 2: Convert to fraction form
    36,698.50/50,639.47 = 20,782.41/x
  3. Step 3: Cross multiply
    36,698.50x = 50,639.47 × 20,782.41
  4. Step 4: Simplify right side
    36,698.50x = 1,052,410,227.72
  5. Step 5: Solve for x
    x = 1,052,410,227.72/36,698.50
  6. Step 6: Final answer
    x = 28,677.20

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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.