Home / 49,686.09-68,566.76-28,465.44

Finding the Fourth Proportional to 49,686.09, 68,566.76 and 28,465.44

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Solution

The fourth proportional to 49,686.09, 68,566.76 and 28,465.44 is: 39,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,686.09 : 68,566.76 = 28,465.44 : x
  2. Step 2: Convert to fraction form
    49,686.09/68,566.76 = 28,465.44/x
  3. Step 3: Cross multiply
    49,686.09x = 68,566.76 × 28,465.44
  4. Step 4: Simplify right side
    49,686.09x = 1,951,782,850.45
  5. Step 5: Solve for x
    x = 1,951,782,850.45/49,686.09
  6. Step 6: Final answer
    x = 39,282.28

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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.