Home / 14,576.24-20,113.36-8,288.75

Finding the Fourth Proportional to 14,576.24, 20,113.36 and 8,288.75

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Solution

The fourth proportional to 14,576.24, 20,113.36 and 8,288.75 is: 11,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.24 : 20,113.36 = 8,288.75 : x
  2. Step 2: Convert to fraction form
    14,576.24/20,113.36 = 8,288.75/x
  3. Step 3: Cross multiply
    14,576.24x = 20,113.36 × 8,288.75
  4. Step 4: Simplify right side
    14,576.24x = 166,714,491.41
  5. Step 5: Solve for x
    x = 166,714,491.41/14,576.24
  6. Step 6: Final answer
    x = 11,437.42

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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.