Home / 55,166.07-82,749.27-15,185.58

Finding the Fourth Proportional to 55,166.07, 82,749.27 and 15,185.58

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Solution

The fourth proportional to 55,166.07, 82,749.27 and 15,185.58 is: 22,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.07 : 82,749.27 = 15,185.58 : x
  2. Step 2: Convert to fraction form
    55,166.07/82,749.27 = 15,185.58/x
  3. Step 3: Cross multiply
    55,166.07x = 82,749.27 × 15,185.58
  4. Step 4: Simplify right side
    55,166.07x = 1,256,595,659.53
  5. Step 5: Solve for x
    x = 1,256,595,659.53/55,166.07
  6. Step 6: Final answer
    x = 22,778.42

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1.5x scale

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.