Home / 47,827.49-71,738.80-14,546.81

Finding the Fourth Proportional to 47,827.49, 71,738.80 and 14,546.81

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Solution

The fourth proportional to 47,827.49, 71,738.80 and 14,546.81 is: 21,819.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,827.49 : 71,738.80 = 14,546.81 : x
  2. Step 2: Convert to fraction form
    47,827.49/71,738.80 = 14,546.81/x
  3. Step 3: Cross multiply
    47,827.49x = 71,738.80 × 14,546.81
  4. Step 4: Simplify right side
    47,827.49x = 1,043,570,836.21
  5. Step 5: Solve for x
    x = 1,043,570,836.21/47,827.49
  6. Step 6: Final answer
    x = 21,819.48

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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.