Home / 18,111.06-24,982.02-11,823.30

Finding the Fourth Proportional to 18,111.06, 24,982.02 and 11,823.30

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Solution

The fourth proportional to 18,111.06, 24,982.02 and 11,823.30 is: 16,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.06 : 24,982.02 = 11,823.30 : x
  2. Step 2: Convert to fraction form
    18,111.06/24,982.02 = 11,823.30/x
  3. Step 3: Cross multiply
    18,111.06x = 24,982.02 × 11,823.30
  4. Step 4: Simplify right side
    18,111.06x = 295,369,917.07
  5. Step 5: Solve for x
    x = 295,369,917.07/18,111.06
  6. Step 6: Final answer
    x = 16,308.81

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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.