Home / 19,583.25-27,028.53-11,199.75

Finding the Fourth Proportional to 19,583.25, 27,028.53 and 11,199.75

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Solution

The fourth proportional to 19,583.25, 27,028.53 and 11,199.75 is: 15,457.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.25 : 27,028.53 = 11,199.75 : x
  2. Step 2: Convert to fraction form
    19,583.25/27,028.53 = 11,199.75/x
  3. Step 3: Cross multiply
    19,583.25x = 27,028.53 × 11,199.75
  4. Step 4: Simplify right side
    19,583.25x = 302,712,778.87
  5. Step 5: Solve for x
    x = 302,712,778.87/19,583.25
  6. Step 6: Final answer
    x = 15,457.74

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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.