Home / 37,328.14-51,512.84-20,561.14

Finding the Fourth Proportional to 37,328.14, 51,512.84 and 20,561.14

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Solution

The fourth proportional to 37,328.14, 51,512.84 and 20,561.14 is: 28,374.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.14 : 51,512.84 = 20,561.14 : x
  2. Step 2: Convert to fraction form
    37,328.14/51,512.84 = 20,561.14/x
  3. Step 3: Cross multiply
    37,328.14x = 51,512.84 × 20,561.14
  4. Step 4: Simplify right side
    37,328.14x = 1,059,162,612.23
  5. Step 5: Solve for x
    x = 1,059,162,612.23/37,328.14
  6. Step 6: Final answer
    x = 28,374.37

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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.