Home / 47,620.94-71,424.39-12,563.06

Finding the Fourth Proportional to 47,620.94, 71,424.39 and 12,563.06

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Solution

The fourth proportional to 47,620.94, 71,424.39 and 12,563.06 is: 18,842.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,620.94 : 71,424.39 = 12,563.06 : x
  2. Step 2: Convert to fraction form
    47,620.94/71,424.39 = 12,563.06/x
  3. Step 3: Cross multiply
    47,620.94x = 71,424.39 × 12,563.06
  4. Step 4: Simplify right side
    47,620.94x = 897,308,897.03
  5. Step 5: Solve for x
    x = 897,308,897.03/47,620.94
  6. Step 6: Final answer
    x = 18,842.74

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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.