Home / 12,926.56-17,834-8,452.88

Finding the Fourth Proportional to 12,926.56, 17,834 and 8,452.88

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Solution

The fourth proportional to 12,926.56, 17,834 and 8,452.88 is: 11,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.56 : 17,834 = 8,452.88 : x
  2. Step 2: Convert to fraction form
    12,926.56/17,834 = 8,452.88/x
  3. Step 3: Cross multiply
    12,926.56x = 17,834 × 8,452.88
  4. Step 4: Simplify right side
    12,926.56x = 150,748,661.92
  5. Step 5: Solve for x
    x = 150,748,661.92/12,926.56
  6. Step 6: Final answer
    x = 11,661.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.