Home / 18,595.37-27,892.76-8,727.65

Finding the Fourth Proportional to 18,595.37, 27,892.76 and 8,727.65

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Solution

The fourth proportional to 18,595.37, 27,892.76 and 8,727.65 is: 13,091.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595.37 : 27,892.76 = 8,727.65 : x
  2. Step 2: Convert to fraction form
    18,595.37/27,892.76 = 8,727.65/x
  3. Step 3: Cross multiply
    18,595.37x = 27,892.76 × 8,727.65
  4. Step 4: Simplify right side
    18,595.37x = 243,438,168.31
  5. Step 5: Solve for x
    x = 243,438,168.31/18,595.37
  6. Step 6: Final answer
    x = 13,091.33

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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.