Home / 20,816.53-31,223.87-6,025.12

Finding the Fourth Proportional to 20,816.53, 31,223.87 and 6,025.12

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Solution

The fourth proportional to 20,816.53, 31,223.87 and 6,025.12 is: 9,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,816.53 : 31,223.87 = 6,025.12 : x
  2. Step 2: Convert to fraction form
    20,816.53/31,223.87 = 6,025.12/x
  3. Step 3: Cross multiply
    20,816.53x = 31,223.87 × 6,025.12
  4. Step 4: Simplify right side
    20,816.53x = 188,127,500.62
  5. Step 5: Solve for x
    x = 188,127,500.62/20,816.53
  6. Step 6: Final answer
    x = 9,037.41

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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.