Home / 18,300.89-27,456.80-9,541.95

Finding the Fourth Proportional to 18,300.89, 27,456.80 and 9,541.95

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Solution

The fourth proportional to 18,300.89, 27,456.80 and 9,541.95 is: 14,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.89 : 27,456.80 = 9,541.95 : x
  2. Step 2: Convert to fraction form
    18,300.89/27,456.80 = 9,541.95/x
  3. Step 3: Cross multiply
    18,300.89x = 27,456.80 × 9,541.95
  4. Step 4: Simplify right side
    18,300.89x = 261,991,365.05
  5. Step 5: Solve for x
    x = 261,991,365.05/18,300.89
  6. Step 6: Final answer
    x = 14,315.78

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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.