Home / 20,014.59-30,022.49-6,866.77

Finding the Fourth Proportional to 20,014.59, 30,022.49 and 6,866.77

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Solution

The fourth proportional to 20,014.59, 30,022.49 and 6,866.77 is: 10,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.59 : 30,022.49 = 6,866.77 : x
  2. Step 2: Convert to fraction form
    20,014.59/30,022.49 = 6,866.77/x
  3. Step 3: Cross multiply
    20,014.59x = 30,022.49 × 6,866.77
  4. Step 4: Simplify right side
    20,014.59x = 206,157,533.66
  5. Step 5: Solve for x
    x = 206,157,533.66/20,014.59
  6. Step 6: Final answer
    x = 10,300.36

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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.