Home / 57,768.30-79,716.45-33,567.12

Finding the Fourth Proportional to 57,768.30, 79,716.45 and 33,567.12

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Solution

The fourth proportional to 57,768.30, 79,716.45 and 33,567.12 is: 46,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,768.30 : 79,716.45 = 33,567.12 : x
  2. Step 2: Convert to fraction form
    57,768.30/79,716.45 = 33,567.12/x
  3. Step 3: Cross multiply
    57,768.30x = 79,716.45 × 33,567.12
  4. Step 4: Simplify right side
    57,768.30x = 2,675,851,643.12
  5. Step 5: Solve for x
    x = 2,675,851,643.12/57,768.30
  6. Step 6: Final answer
    x = 46,320.42

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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.