Home / 35,416.44-53,107.71-20,629.57

Finding the Fourth Proportional to 35,416.44, 53,107.71 and 20,629.57

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Solution

The fourth proportional to 35,416.44, 53,107.71 and 20,629.57 is: 30,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.44 : 53,107.71 = 20,629.57 : x
  2. Step 2: Convert to fraction form
    35,416.44/53,107.71 = 20,629.57/x
  3. Step 3: Cross multiply
    35,416.44x = 53,107.71 × 20,629.57
  4. Step 4: Simplify right side
    35,416.44x = 1,095,589,220.98
  5. Step 5: Solve for x
    x = 1,095,589,220.98/35,416.44
  6. Step 6: Final answer
    x = 30,934.49

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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.