Home / 19,243.25-28,867.35-5,392.25

Finding the Fourth Proportional to 19,243.25, 28,867.35 and 5,392.25

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Solution

The fourth proportional to 19,243.25, 28,867.35 and 5,392.25 is: 8,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.25 : 28,867.35 = 5,392.25 : x
  2. Step 2: Convert to fraction form
    19,243.25/28,867.35 = 5,392.25/x
  3. Step 3: Cross multiply
    19,243.25x = 28,867.35 × 5,392.25
  4. Step 4: Simplify right side
    19,243.25x = 155,659,968.04
  5. Step 5: Solve for x
    x = 155,659,968.04/19,243.25
  6. Step 6: Final answer
    x = 8,089.07

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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.