Home / 37,608.79-51,902.54-20,842.87

Finding the Fourth Proportional to 37,608.79, 51,902.54 and 20,842.87

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Solution

The fourth proportional to 37,608.79, 51,902.54 and 20,842.87 is: 28,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.79 : 51,902.54 = 20,842.87 : x
  2. Step 2: Convert to fraction form
    37,608.79/51,902.54 = 20,842.87/x
  3. Step 3: Cross multiply
    37,608.79x = 51,902.54 × 20,842.87
  4. Step 4: Simplify right side
    37,608.79x = 1,081,797,686.48
  5. Step 5: Solve for x
    x = 1,081,797,686.48/37,608.79
  6. Step 6: Final answer
    x = 28,764.49

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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.