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Finding the Fourth Proportional to 57,882.63, 79,852.69 and 33,998.54

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Solution

The fourth proportional to 57,882.63, 79,852.69 and 33,998.54 is: 46,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882.63 : 79,852.69 = 33,998.54 : x
  2. Step 2: Convert to fraction form
    57,882.63/79,852.69 = 33,998.54/x
  3. Step 3: Cross multiply
    57,882.63x = 79,852.69 × 33,998.54
  4. Step 4: Simplify right side
    57,882.63x = 2,714,874,875.07
  5. Step 5: Solve for x
    x = 2,714,874,875.07/57,882.63
  6. Step 6: Final answer
    x = 46,903.10

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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.