Home / 35,571.51-49,074.93-20,461.77

Finding the Fourth Proportional to 35,571.51, 49,074.93 and 20,461.77

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Solution

The fourth proportional to 35,571.51, 49,074.93 and 20,461.77 is: 28,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.51 : 49,074.93 = 20,461.77 : x
  2. Step 2: Convert to fraction form
    35,571.51/49,074.93 = 20,461.77/x
  3. Step 3: Cross multiply
    35,571.51x = 49,074.93 × 20,461.77
  4. Step 4: Simplify right side
    35,571.51x = 1,004,159,930.43
  5. Step 5: Solve for x
    x = 1,004,159,930.43/35,571.51
  6. Step 6: Final answer
    x = 28,229.33

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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.