Home / 27,102.94-40,666.08-10,474.68

Finding the Fourth Proportional to 27,102.94, 40,666.08 and 10,474.68

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Solution

The fourth proportional to 27,102.94, 40,666.08 and 10,474.68 is: 15,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.94 : 40,666.08 = 10,474.68 : x
  2. Step 2: Convert to fraction form
    27,102.94/40,666.08 = 10,474.68/x
  3. Step 3: Cross multiply
    27,102.94x = 40,666.08 × 10,474.68
  4. Step 4: Simplify right side
    27,102.94x = 425,964,174.85
  5. Step 5: Solve for x
    x = 425,964,174.85/27,102.94
  6. Step 6: Final answer
    x = 15,716.53

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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.