Home / 34,845.80-48,087.39-21,425.82

Finding the Fourth Proportional to 34,845.80, 48,087.39 and 21,425.82

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Solution

The fourth proportional to 34,845.80, 48,087.39 and 21,425.82 is: 29,567.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.80 : 48,087.39 = 21,425.82 : x
  2. Step 2: Convert to fraction form
    34,845.80/48,087.39 = 21,425.82/x
  3. Step 3: Cross multiply
    34,845.80x = 48,087.39 × 21,425.82
  4. Step 4: Simplify right side
    34,845.80x = 1,030,311,797.67
  5. Step 5: Solve for x
    x = 1,030,311,797.67/34,845.80
  6. Step 6: Final answer
    x = 29,567.75

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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.