Home / 35,766.96-49,360.56-20,662.40

Finding the Fourth Proportional to 35,766.96, 49,360.56 and 20,662.40

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Solution

The fourth proportional to 35,766.96, 49,360.56 and 20,662.40 is: 28,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,766.96 : 49,360.56 = 20,662.40 : x
  2. Step 2: Convert to fraction form
    35,766.96/49,360.56 = 20,662.40/x
  3. Step 3: Cross multiply
    35,766.96x = 49,360.56 × 20,662.40
  4. Step 4: Simplify right side
    35,766.96x = 1,019,907,634.94
  5. Step 5: Solve for x
    x = 1,019,907,634.94/35,766.96
  6. Step 6: Final answer
    x = 28,515.36

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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.