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Finding the Fourth Proportional to 57,571.30, 79,468.34 and 33,705.68

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Solution

The fourth proportional to 57,571.30, 79,468.34 and 33,705.68 is: 46,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,571.30 : 79,468.34 = 33,705.68 : x
  2. Step 2: Convert to fraction form
    57,571.30/79,468.34 = 33,705.68/x
  3. Step 3: Cross multiply
    57,571.30x = 79,468.34 × 33,705.68
  4. Step 4: Simplify right side
    57,571.30x = 2,678,534,438.17
  5. Step 5: Solve for x
    x = 2,678,534,438.17/57,571.30
  6. Step 6: Final answer
    x = 46,525.52

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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.