Home / 16,681.44-25,014.24-6,812.64

Finding the Fourth Proportional to 16,681.44, 25,014.24 and 6,812.64

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Solution

The fourth proportional to 16,681.44, 25,014.24 and 6,812.64 is: 10,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.44 : 25,014.24 = 6,812.64 : x
  2. Step 2: Convert to fraction form
    16,681.44/25,014.24 = 6,812.64/x
  3. Step 3: Cross multiply
    16,681.44x = 25,014.24 × 6,812.64
  4. Step 4: Simplify right side
    16,681.44x = 170,413,011.99
  5. Step 5: Solve for x
    x = 170,413,011.99/16,681.44
  6. Step 6: Final answer
    x = 10,215.73

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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.