Home / 37,205.56-51,341.82-20,439.16

Finding the Fourth Proportional to 37,205.56, 51,341.82 and 20,439.16

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Solution

The fourth proportional to 37,205.56, 51,341.82 and 20,439.16 is: 28,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,205.56 : 51,341.82 = 20,439.16 : x
  2. Step 2: Convert to fraction form
    37,205.56/51,341.82 = 20,439.16/x
  3. Step 3: Cross multiply
    37,205.56x = 51,341.82 × 20,439.16
  4. Step 4: Simplify right side
    37,205.56x = 1,049,383,673.67
  5. Step 5: Solve for x
    x = 1,049,383,673.67/37,205.56
  6. Step 6: Final answer
    x = 28,205.02

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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.