Home / 27,777.16-41,665.73-7,000.66

Finding the Fourth Proportional to 27,777.16, 41,665.73 and 7,000.66

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Solution

The fourth proportional to 27,777.16, 41,665.73 and 7,000.66 is: 10,500.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777.16 : 41,665.73 = 7,000.66 : x
  2. Step 2: Convert to fraction form
    27,777.16/41,665.73 = 7,000.66/x
  3. Step 3: Cross multiply
    27,777.16x = 41,665.73 × 7,000.66
  4. Step 4: Simplify right side
    27,777.16x = 291,687,609.38
  5. Step 5: Solve for x
    x = 291,687,609.38/27,777.16
  6. Step 6: Final answer
    x = 10,500.99

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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.