Home / 35,918.51-49,563.18-20,604.26

Finding the Fourth Proportional to 35,918.51, 49,563.18 and 20,604.26

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Solution

The fourth proportional to 35,918.51, 49,563.18 and 20,604.26 is: 28,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.51 : 49,563.18 = 20,604.26 : x
  2. Step 2: Convert to fraction form
    35,918.51/49,563.18 = 20,604.26/x
  3. Step 3: Cross multiply
    35,918.51x = 49,563.18 × 20,604.26
  4. Step 4: Simplify right side
    35,918.51x = 1,021,212,771.05
  5. Step 5: Solve for x
    x = 1,021,212,771.05/35,918.51
  6. Step 6: Final answer
    x = 28,431.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.