Home / 20,036.94-30,057.41-6,887.58

Finding the Fourth Proportional to 20,036.94, 30,057.41 and 6,887.58

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Solution

The fourth proportional to 20,036.94, 30,057.41 and 6,887.58 is: 10,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.94 : 30,057.41 = 6,887.58 : x
  2. Step 2: Convert to fraction form
    20,036.94/30,057.41 = 6,887.58/x
  3. Step 3: Cross multiply
    20,036.94x = 30,057.41 × 6,887.58
  4. Step 4: Simplify right side
    20,036.94x = 207,022,815.97
  5. Step 5: Solve for x
    x = 207,022,815.97/20,036.94
  6. Step 6: Final answer
    x = 10,332.06

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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.