Home / 12,323.08-17,004.60-7,016.80

Finding the Fourth Proportional to 12,323.08, 17,004.60 and 7,016.80

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Solution

The fourth proportional to 12,323.08, 17,004.60 and 7,016.80 is: 9,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.08 : 17,004.60 = 7,016.80 : x
  2. Step 2: Convert to fraction form
    12,323.08/17,004.60 = 7,016.80/x
  3. Step 3: Cross multiply
    12,323.08x = 17,004.60 × 7,016.80
  4. Step 4: Simplify right side
    12,323.08x = 119,317,877.28
  5. Step 5: Solve for x
    x = 119,317,877.28/12,323.08
  6. Step 6: Final answer
    x = 9,682.47

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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.