Home / 55,556.64-76,576.20-41,404.32

Finding the Fourth Proportional to 55,556.64, 76,576.20 and 41,404.32

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Solution

The fourth proportional to 55,556.64, 76,576.20 and 41,404.32 is: 57,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,556.64 : 76,576.20 = 41,404.32 : x
  2. Step 2: Convert to fraction form
    55,556.64/76,576.20 = 41,404.32/x
  3. Step 3: Cross multiply
    55,556.64x = 76,576.20 × 41,404.32
  4. Step 4: Simplify right side
    55,556.64x = 3,170,585,489.18
  5. Step 5: Solve for x
    x = 3,170,585,489.18/55,556.64
  6. Step 6: Final answer
    x = 57,069.42

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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.