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Finding the Fourth Proportional to 57,882.75, 79,852.86 and 33,998.67

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Solution

The fourth proportional to 57,882.75, 79,852.86 and 33,998.67 is: 46,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882.75 : 79,852.86 = 33,998.67 : x
  2. Step 2: Convert to fraction form
    57,882.75/79,852.86 = 33,998.67/x
  3. Step 3: Cross multiply
    57,882.75x = 79,852.86 × 33,998.67
  4. Step 4: Simplify right side
    57,882.75x = 2,714,891,035.70
  5. Step 5: Solve for x
    x = 2,714,891,035.70/57,882.75
  6. Step 6: Final answer
    x = 46,903.28

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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.