Home / 49,384.70-68,152.06-28,163.51

Finding the Fourth Proportional to 49,384.70, 68,152.06 and 28,163.51

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Solution

The fourth proportional to 49,384.70, 68,152.06 and 28,163.51 is: 38,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,384.70 : 68,152.06 = 28,163.51 : x
  2. Step 2: Convert to fraction form
    49,384.70/68,152.06 = 28,163.51/x
  3. Step 3: Cross multiply
    49,384.70x = 68,152.06 × 28,163.51
  4. Step 4: Simplify right side
    49,384.70x = 1,919,401,477.49
  5. Step 5: Solve for x
    x = 1,919,401,477.49/49,384.70
  6. Step 6: Final answer
    x = 38,866.32

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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.