Home / 15,096.52-20,833.26-8,382.28

Finding the Fourth Proportional to 15,096.52, 20,833.26 and 8,382.28

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Solution

The fourth proportional to 15,096.52, 20,833.26 and 8,382.28 is: 11,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096.52 : 20,833.26 = 8,382.28 : x
  2. Step 2: Convert to fraction form
    15,096.52/20,833.26 = 8,382.28/x
  3. Step 3: Cross multiply
    15,096.52x = 20,833.26 × 8,382.28
  4. Step 4: Simplify right side
    15,096.52x = 174,630,218.63
  5. Step 5: Solve for x
    x = 174,630,218.63/15,096.52
  6. Step 6: Final answer
    x = 11,567.58

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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.