Home / 35,414.94-53,105.46-20,628.07

Finding the Fourth Proportional to 35,414.94, 53,105.46 and 20,628.07

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Solution

The fourth proportional to 35,414.94, 53,105.46 and 20,628.07 is: 30,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,414.94 : 53,105.46 = 20,628.07 : x
  2. Step 2: Convert to fraction form
    35,414.94/53,105.46 = 20,628.07/x
  3. Step 3: Cross multiply
    35,414.94x = 53,105.46 × 20,628.07
  4. Step 4: Simplify right side
    35,414.94x = 1,095,463,146.26
  5. Step 5: Solve for x
    x = 1,095,463,146.26/35,414.94
  6. Step 6: Final answer
    x = 30,932.23

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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.