Home / 14,438.11-21,660.23-4,576.09

Finding the Fourth Proportional to 14,438.11, 21,660.23 and 4,576.09

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Solution

The fourth proportional to 14,438.11, 21,660.23 and 4,576.09 is: 6,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.11 : 21,660.23 = 4,576.09 : x
  2. Step 2: Convert to fraction form
    14,438.11/21,660.23 = 4,576.09/x
  3. Step 3: Cross multiply
    14,438.11x = 21,660.23 × 4,576.09
  4. Step 4: Simplify right side
    14,438.11x = 99,119,139.02
  5. Step 5: Solve for x
    x = 99,119,139.02/14,438.11
  6. Step 6: Final answer
    x = 6,865.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.