Home / 57,454.38-79,261.12-33,570.32

Finding the Fourth Proportional to 57,454.38, 79,261.12 and 33,570.32

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Solution

The fourth proportional to 57,454.38, 79,261.12 and 33,570.32 is: 46,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.38 : 79,261.12 = 33,570.32 : x
  2. Step 2: Convert to fraction form
    57,454.38/79,261.12 = 33,570.32/x
  3. Step 3: Cross multiply
    57,454.38x = 79,261.12 × 33,570.32
  4. Step 4: Simplify right side
    57,454.38x = 2,660,821,161.96
  5. Step 5: Solve for x
    x = 2,660,821,161.96/57,454.38
  6. Step 6: Final answer
    x = 46,311.89

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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.