Home / 17,284.50-23,802.38-15,014.80

Finding the Fourth Proportional to 17,284.50, 23,802.38 and 15,014.80

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Solution

The fourth proportional to 17,284.50, 23,802.38 and 15,014.80 is: 20,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.50 : 23,802.38 = 15,014.80 : x
  2. Step 2: Convert to fraction form
    17,284.50/23,802.38 = 15,014.80/x
  3. Step 3: Cross multiply
    17,284.50x = 23,802.38 × 15,014.80
  4. Step 4: Simplify right side
    17,284.50x = 357,387,840.64
  5. Step 5: Solve for x
    x = 357,387,840.64/17,284.50
  6. Step 6: Final answer
    x = 20,676.78

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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.