Home / 13,576.60-20,359.42-5,673.94

Finding the Fourth Proportional to 13,576.60, 20,359.42 and 5,673.94

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Solution

The fourth proportional to 13,576.60, 20,359.42 and 5,673.94 is: 8,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.60 : 20,359.42 = 5,673.94 : x
  2. Step 2: Convert to fraction form
    13,576.60/20,359.42 = 5,673.94/x
  3. Step 3: Cross multiply
    13,576.60x = 20,359.42 × 5,673.94
  4. Step 4: Simplify right side
    13,576.60x = 115,518,127.51
  5. Step 5: Solve for x
    x = 115,518,127.51/13,576.60
  6. Step 6: Final answer
    x = 8,508.62

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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.