Home / 12,473.28-18,709.91-4,576.16

Finding the Fourth Proportional to 12,473.28, 18,709.91 and 4,576.16

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Solution

The fourth proportional to 12,473.28, 18,709.91 and 4,576.16 is: 6,864.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.28 : 18,709.91 = 4,576.16 : x
  2. Step 2: Convert to fraction form
    12,473.28/18,709.91 = 4,576.16/x
  3. Step 3: Cross multiply
    12,473.28x = 18,709.91 × 4,576.16
  4. Step 4: Simplify right side
    12,473.28x = 85,619,425.32
  5. Step 5: Solve for x
    x = 85,619,425.32/12,473.28
  6. Step 6: Final answer
    x = 6,864.23

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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.