Home / 27,077.72-37,378.61-16,471.04

Finding the Fourth Proportional to 27,077.72, 37,378.61 and 16,471.04

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Solution

The fourth proportional to 27,077.72, 37,378.61 and 16,471.04 is: 22,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.72 : 37,378.61 = 16,471.04 : x
  2. Step 2: Convert to fraction form
    27,077.72/37,378.61 = 16,471.04/x
  3. Step 3: Cross multiply
    27,077.72x = 37,378.61 × 16,471.04
  4. Step 4: Simplify right side
    27,077.72x = 615,664,311.21
  5. Step 5: Solve for x
    x = 615,664,311.21/27,077.72
  6. Step 6: Final answer
    x = 22,736.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.