Home / 31,334.34-47,043.23-18,196.14

Finding the Fourth Proportional to 31,334.34, 47,043.23 and 18,196.14

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Solution

The fourth proportional to 31,334.34, 47,043.23 and 18,196.14 is: 27,318.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.34 : 47,043.23 = 18,196.14 : x
  2. Step 2: Convert to fraction form
    31,334.34/47,043.23 = 18,196.14/x
  3. Step 3: Cross multiply
    31,334.34x = 47,043.23 × 18,196.14
  4. Step 4: Simplify right side
    31,334.34x = 856,005,153.64
  5. Step 5: Solve for x
    x = 856,005,153.64/31,334.34
  6. Step 6: Final answer
    x = 27,318.44

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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.