Home / 18,360.54-27,542.60-5,877.42

Finding the Fourth Proportional to 18,360.54, 27,542.60 and 5,877.42

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Solution

The fourth proportional to 18,360.54, 27,542.60 and 5,877.42 is: 8,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.54 : 27,542.60 = 5,877.42 : x
  2. Step 2: Convert to fraction form
    18,360.54/27,542.60 = 5,877.42/x
  3. Step 3: Cross multiply
    18,360.54x = 27,542.60 × 5,877.42
  4. Step 4: Simplify right side
    18,360.54x = 161,879,428.09
  5. Step 5: Solve for x
    x = 161,879,428.09/18,360.54
  6. Step 6: Final answer
    x = 8,816.70

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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.