Home / 12,392.72-18,566.52-11,064.12

Finding the Fourth Proportional to 12,392.72, 18,566.52 and 11,064.12

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Solution

The fourth proportional to 12,392.72, 18,566.52 and 11,064.12 is: 16,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392.72 : 18,566.52 = 11,064.12 : x
  2. Step 2: Convert to fraction form
    12,392.72/18,566.52 = 11,064.12/x
  3. Step 3: Cross multiply
    12,392.72x = 18,566.52 × 11,064.12
  4. Step 4: Simplify right side
    12,392.72x = 205,422,205.26
  5. Step 5: Solve for x
    x = 205,422,205.26/12,392.72
  6. Step 6: Final answer
    x = 16,576.04

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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.