Home / 49,735.37-74,595.69-18,138.02

Finding the Fourth Proportional to 49,735.37, 74,595.69 and 18,138.02

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Solution

The fourth proportional to 49,735.37, 74,595.69 and 18,138.02 is: 27,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,735.37 : 74,595.69 = 18,138.02 : x
  2. Step 2: Convert to fraction form
    49,735.37/74,595.69 = 18,138.02/x
  3. Step 3: Cross multiply
    49,735.37x = 74,595.69 × 18,138.02
  4. Step 4: Simplify right side
    49,735.37x = 1,353,017,744.16
  5. Step 5: Solve for x
    x = 1,353,017,744.16/49,735.37
  6. Step 6: Final answer
    x = 27,204.34

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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.