Home / 18,028.39-27,035.28-7,491.25

Finding the Fourth Proportional to 18,028.39, 27,035.28 and 7,491.25

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Solution

The fourth proportional to 18,028.39, 27,035.28 and 7,491.25 is: 11,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.39 : 27,035.28 = 7,491.25 : x
  2. Step 2: Convert to fraction form
    18,028.39/27,035.28 = 7,491.25/x
  3. Step 3: Cross multiply
    18,028.39x = 27,035.28 × 7,491.25
  4. Step 4: Simplify right side
    18,028.39x = 202,528,041.30
  5. Step 5: Solve for x
    x = 202,528,041.30/18,028.39
  6. Step 6: Final answer
    x = 11,233.84

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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.