Home / 20,619.80-30,926.27-5,825.34

Finding the Fourth Proportional to 20,619.80, 30,926.27 and 5,825.34

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Solution

The fourth proportional to 20,619.80, 30,926.27 and 5,825.34 is: 8,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,619.80 : 30,926.27 = 5,825.34 : x
  2. Step 2: Convert to fraction form
    20,619.80/30,926.27 = 5,825.34/x
  3. Step 3: Cross multiply
    20,619.80x = 30,926.27 × 5,825.34
  4. Step 4: Simplify right side
    20,619.80x = 180,156,037.68
  5. Step 5: Solve for x
    x = 180,156,037.68/20,619.80
  6. Step 6: Final answer
    x = 8,737.04

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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.