Home / 49,777.07-68,694.28-28,560.33

Finding the Fourth Proportional to 49,777.07, 68,694.28 and 28,560.33

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Solution

The fourth proportional to 49,777.07, 68,694.28 and 28,560.33 is: 39,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777.07 : 68,694.28 = 28,560.33 : x
  2. Step 2: Convert to fraction form
    49,777.07/68,694.28 = 28,560.33/x
  3. Step 3: Cross multiply
    49,777.07x = 68,694.28 × 28,560.33
  4. Step 4: Simplify right side
    49,777.07x = 1,961,931,234.51
  5. Step 5: Solve for x
    x = 1,961,931,234.51/49,777.07
  6. Step 6: Final answer
    x = 39,414.36

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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.