Home / 11,973.22-17,953.67-6,431.22

Finding the Fourth Proportional to 11,973.22, 17,953.67 and 6,431.22

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Solution

The fourth proportional to 11,973.22, 17,953.67 and 6,431.22 is: 9,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.22 : 17,953.67 = 6,431.22 : x
  2. Step 2: Convert to fraction form
    11,973.22/17,953.67 = 6,431.22/x
  3. Step 3: Cross multiply
    11,973.22x = 17,953.67 × 6,431.22
  4. Step 4: Simplify right side
    11,973.22x = 115,464,001.58
  5. Step 5: Solve for x
    x = 115,464,001.58/11,973.22
  6. Step 6: Final answer
    x = 9,643.53

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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.