Home / 34,204.80-51,240.24-30,489.60

Finding the Fourth Proportional to 34,204.80, 51,240.24 and 30,489.60

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Solution

The fourth proportional to 34,204.80, 51,240.24 and 30,489.60 is: 45,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.80 : 51,240.24 = 30,489.60 : x
  2. Step 2: Convert to fraction form
    34,204.80/51,240.24 = 30,489.60/x
  3. Step 3: Cross multiply
    34,204.80x = 51,240.24 × 30,489.60
  4. Step 4: Simplify right side
    34,204.80x = 1,562,294,421.50
  5. Step 5: Solve for x
    x = 1,562,294,421.50/34,204.80
  6. Step 6: Final answer
    x = 45,674.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.