Home / 17,304.96-23,873.68-12,778.48

Finding the Fourth Proportional to 17,304.96, 23,873.68 and 12,778.48

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Solution

The fourth proportional to 17,304.96, 23,873.68 and 12,778.48 is: 17,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,304.96 : 23,873.68 = 12,778.48 : x
  2. Step 2: Convert to fraction form
    17,304.96/23,873.68 = 12,778.48/x
  3. Step 3: Cross multiply
    17,304.96x = 23,873.68 × 12,778.48
  4. Step 4: Simplify right side
    17,304.96x = 305,069,342.41
  5. Step 5: Solve for x
    x = 305,069,342.41/17,304.96
  6. Step 6: Final answer
    x = 17,629.01

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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.