Home / 29,001.28-43,491.68-12,576.32

Finding the Fourth Proportional to 29,001.28, 43,491.68 and 12,576.32

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Solution

The fourth proportional to 29,001.28, 43,491.68 and 12,576.32 is: 18,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.28 : 43,491.68 = 12,576.32 : x
  2. Step 2: Convert to fraction form
    29,001.28/43,491.68 = 12,576.32/x
  3. Step 3: Cross multiply
    29,001.28x = 43,491.68 × 12,576.32
  4. Step 4: Simplify right side
    29,001.28x = 546,965,285.02
  5. Step 5: Solve for x
    x = 546,965,285.02/29,001.28
  6. Step 6: Final answer
    x = 18,860.04

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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.