Home / 37,556.48-51,827.52-20,789.60

Finding the Fourth Proportional to 37,556.48, 51,827.52 and 20,789.60

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Solution

The fourth proportional to 37,556.48, 51,827.52 and 20,789.60 is: 28,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,556.48 : 51,827.52 = 20,789.60 : x
  2. Step 2: Convert to fraction form
    37,556.48/51,827.52 = 20,789.60/x
  3. Step 3: Cross multiply
    37,556.48x = 51,827.52 × 20,789.60
  4. Step 4: Simplify right side
    37,556.48x = 1,077,473,409.79
  5. Step 5: Solve for x
    x = 1,077,473,409.79/37,556.48
  6. Step 6: Final answer
    x = 28,689.41

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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.