Home / 37,556.50-51,829.05-20,790.58

Finding the Fourth Proportional to 37,556.50, 51,829.05 and 20,790.58

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Solution

The fourth proportional to 37,556.50, 51,829.05 and 20,790.58 is: 28,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,556.50 : 51,829.05 = 20,790.58 : x
  2. Step 2: Convert to fraction form
    37,556.50/51,829.05 = 20,790.58/x
  3. Step 3: Cross multiply
    37,556.50x = 51,829.05 × 20,790.58
  4. Step 4: Simplify right side
    37,556.50x = 1,077,556,010.35
  5. Step 5: Solve for x
    x = 1,077,556,010.35/37,556.50
  6. Step 6: Final answer
    x = 28,691.60

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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.