Home / 12,823.22-19,211.72-12,051.24

Finding the Fourth Proportional to 12,823.22, 19,211.72 and 12,051.24

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Solution

The fourth proportional to 12,823.22, 19,211.72 and 12,051.24 is: 18,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.22 : 19,211.72 = 12,051.24 : x
  2. Step 2: Convert to fraction form
    12,823.22/19,211.72 = 12,051.24/x
  3. Step 3: Cross multiply
    12,823.22x = 19,211.72 × 12,051.24
  4. Step 4: Simplify right side
    12,823.22x = 231,524,988.28
  5. Step 5: Solve for x
    x = 231,524,988.28/12,823.22
  6. Step 6: Final answer
    x = 18,055.14

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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.