Home / 49,099.96-67,749.78-27,871.48

Finding the Fourth Proportional to 49,099.96, 67,749.78 and 27,871.48

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Solution

The fourth proportional to 49,099.96, 67,749.78 and 27,871.48 is: 38,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,099.96 : 67,749.78 = 27,871.48 : x
  2. Step 2: Convert to fraction form
    49,099.96/67,749.78 = 27,871.48/x
  3. Step 3: Cross multiply
    49,099.96x = 67,749.78 × 27,871.48
  4. Step 4: Simplify right side
    49,099.96x = 1,888,286,638.27
  5. Step 5: Solve for x
    x = 1,888,286,638.27/49,099.96
  6. Step 6: Final answer
    x = 38,458.01

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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.