Home / 15,650.26-21,597.50-8,576.70

Finding the Fourth Proportional to 15,650.26, 21,597.50 and 8,576.70

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Solution

The fourth proportional to 15,650.26, 21,597.50 and 8,576.70 is: 11,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.26 : 21,597.50 = 8,576.70 : x
  2. Step 2: Convert to fraction form
    15,650.26/21,597.50 = 8,576.70/x
  3. Step 3: Cross multiply
    15,650.26x = 21,597.50 × 8,576.70
  4. Step 4: Simplify right side
    15,650.26x = 185,235,278.25
  5. Step 5: Solve for x
    x = 185,235,278.25/15,650.26
  6. Step 6: Final answer
    x = 11,835.92

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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.