Home / 49,138.20-73,718.10-15,852.60

Finding the Fourth Proportional to 49,138.20, 73,718.10 and 15,852.60

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Solution

The fourth proportional to 49,138.20, 73,718.10 and 15,852.60 is: 23,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.20 : 73,718.10 = 15,852.60 : x
  2. Step 2: Convert to fraction form
    49,138.20/73,718.10 = 15,852.60/x
  3. Step 3: Cross multiply
    49,138.20x = 73,718.10 × 15,852.60
  4. Step 4: Simplify right side
    49,138.20x = 1,168,623,552.06
  5. Step 5: Solve for x
    x = 1,168,623,552.06/49,138.20
  6. Step 6: Final answer
    x = 23,782.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.