Home / 15,050.88-20,770.00-8,336.49

Finding the Fourth Proportional to 15,050.88, 20,770.00 and 8,336.49

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Solution

The fourth proportional to 15,050.88, 20,770.00 and 8,336.49 is: 11,504.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.88 : 20,770.00 = 8,336.49 : x
  2. Step 2: Convert to fraction form
    15,050.88/20,770.00 = 8,336.49/x
  3. Step 3: Cross multiply
    15,050.88x = 20,770.00 × 8,336.49
  4. Step 4: Simplify right side
    15,050.88x = 173,148,798.57
  5. Step 5: Solve for x
    x = 173,148,798.57/15,050.88
  6. Step 6: Final answer
    x = 11,504.23

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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.