Home / 17,283.72-23,855.10-11,241.51

Finding the Fourth Proportional to 17,283.72, 23,855.10 and 11,241.51

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Solution

The fourth proportional to 17,283.72, 23,855.10 and 11,241.51 is: 15,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,283.72 : 23,855.10 = 11,241.51 : x
  2. Step 2: Convert to fraction form
    17,283.72/23,855.10 = 11,241.51/x
  3. Step 3: Cross multiply
    17,283.72x = 23,855.10 × 11,241.51
  4. Step 4: Simplify right side
    17,283.72x = 268,167,345.20
  5. Step 5: Solve for x
    x = 268,167,345.20/17,283.72
  6. Step 6: Final answer
    x = 15,515.60

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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.