Home / 17,975.20-26,962.96-4,827.56

Finding the Fourth Proportional to 17,975.20, 26,962.96 and 4,827.56

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Solution

The fourth proportional to 17,975.20, 26,962.96 and 4,827.56 is: 7,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.20 : 26,962.96 = 4,827.56 : x
  2. Step 2: Convert to fraction form
    17,975.20/26,962.96 = 4,827.56/x
  3. Step 3: Cross multiply
    17,975.20x = 26,962.96 × 4,827.56
  4. Step 4: Simplify right side
    17,975.20x = 130,165,283.04
  5. Step 5: Solve for x
    x = 130,165,283.04/17,975.20
  6. Step 6: Final answer
    x = 7,241.38

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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.