Home / 37,657.62-51,968.07-20,663.55

Finding the Fourth Proportional to 37,657.62, 51,968.07 and 20,663.55

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Solution

The fourth proportional to 37,657.62, 51,968.07 and 20,663.55 is: 28,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,657.62 : 51,968.07 = 20,663.55 : x
  2. Step 2: Convert to fraction form
    37,657.62/51,968.07 = 20,663.55/x
  3. Step 3: Cross multiply
    37,657.62x = 51,968.07 × 20,663.55
  4. Step 4: Simplify right side
    37,657.62x = 1,073,844,812.85
  5. Step 5: Solve for x
    x = 1,073,844,812.85/37,657.62
  6. Step 6: Final answer
    x = 28,516.00

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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.