Home / 35,771.94-49,367.58-20,665.24

Finding the Fourth Proportional to 35,771.94, 49,367.58 and 20,665.24

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Solution

The fourth proportional to 35,771.94, 49,367.58 and 20,665.24 is: 28,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,771.94 : 49,367.58 = 20,665.24 : x
  2. Step 2: Convert to fraction form
    35,771.94/49,367.58 = 20,665.24/x
  3. Step 3: Cross multiply
    35,771.94x = 49,367.58 × 20,665.24
  4. Step 4: Simplify right side
    35,771.94x = 1,020,192,888.92
  5. Step 5: Solve for x
    x = 1,020,192,888.92/35,771.94
  6. Step 6: Final answer
    x = 28,519.36

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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.