Home / 37,531.51-51,793.45-20,535.86

Finding the Fourth Proportional to 37,531.51, 51,793.45 and 20,535.86

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Solution

The fourth proportional to 37,531.51, 51,793.45 and 20,535.86 is: 28,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.51 : 51,793.45 = 20,535.86 : x
  2. Step 2: Convert to fraction form
    37,531.51/51,793.45 = 20,535.86/x
  3. Step 3: Cross multiply
    37,531.51x = 51,793.45 × 20,535.86
  4. Step 4: Simplify right side
    37,531.51x = 1,063,623,231.78
  5. Step 5: Solve for x
    x = 1,063,623,231.78/37,531.51
  6. Step 6: Final answer
    x = 28,339.48

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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.