Home / 49,782.93-68,709.83-28,576.05

Finding the Fourth Proportional to 49,782.93, 68,709.83 and 28,576.05

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Solution

The fourth proportional to 49,782.93, 68,709.83 and 28,576.05 is: 39,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,782.93 : 68,709.83 = 28,576.05 : x
  2. Step 2: Convert to fraction form
    49,782.93/68,709.83 = 28,576.05/x
  3. Step 3: Cross multiply
    49,782.93x = 68,709.83 × 28,576.05
  4. Step 4: Simplify right side
    49,782.93x = 1,963,455,537.57
  5. Step 5: Solve for x
    x = 1,963,455,537.57/49,782.93
  6. Step 6: Final answer
    x = 39,440.34

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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.