Home / 27,327.13-40,898.11-16,803.81

Finding the Fourth Proportional to 27,327.13, 40,898.11 and 16,803.81

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Solution

The fourth proportional to 27,327.13, 40,898.11 and 16,803.81 is: 25,148.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.13 : 40,898.11 = 16,803.81 : x
  2. Step 2: Convert to fraction form
    27,327.13/40,898.11 = 16,803.81/x
  3. Step 3: Cross multiply
    27,327.13x = 40,898.11 × 16,803.81
  4. Step 4: Simplify right side
    27,327.13x = 687,244,216.08
  5. Step 5: Solve for x
    x = 687,244,216.08/27,327.13
  6. Step 6: Final answer
    x = 25,148.79

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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.