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Finding the Fourth Proportional to 57,882.39, 79,852.34 and 33,998.29

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Solution

The fourth proportional to 57,882.39, 79,852.34 and 33,998.29 is: 46,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882.39 : 79,852.34 = 33,998.29 : x
  2. Step 2: Convert to fraction form
    57,882.39/79,852.34 = 33,998.29/x
  3. Step 3: Cross multiply
    57,882.39x = 79,852.34 × 33,998.29
  4. Step 4: Simplify right side
    57,882.39x = 2,714,843,012.50
  5. Step 5: Solve for x
    x = 2,714,843,012.50/57,882.39
  6. Step 6: Final answer
    x = 46,902.75

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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.