Home / 15,650.55-21,597.64-8,576.96

Finding the Fourth Proportional to 15,650.55, 21,597.64 and 8,576.96

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Solution

The fourth proportional to 15,650.55, 21,597.64 and 8,576.96 is: 11,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.55 : 21,597.64 = 8,576.96 : x
  2. Step 2: Convert to fraction form
    15,650.55/21,597.64 = 8,576.96/x
  3. Step 3: Cross multiply
    15,650.55x = 21,597.64 × 8,576.96
  4. Step 4: Simplify right side
    15,650.55x = 185,241,964.94
  5. Step 5: Solve for x
    x = 185,241,964.94/15,650.55
  6. Step 6: Final answer
    x = 11,836.13

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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.