Home / 47,662.40-71,499.55-14,382.41

Finding the Fourth Proportional to 47,662.40, 71,499.55 and 14,382.41

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Solution

The fourth proportional to 47,662.40, 71,499.55 and 14,382.41 is: 21,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,662.40 : 71,499.55 = 14,382.41 : x
  2. Step 2: Convert to fraction form
    47,662.40/71,499.55 = 14,382.41/x
  3. Step 3: Cross multiply
    47,662.40x = 71,499.55 × 14,382.41
  4. Step 4: Simplify right side
    47,662.40x = 1,028,335,503.40
  5. Step 5: Solve for x
    x = 1,028,335,503.40/47,662.40
  6. Step 6: Final answer
    x = 21,575.41

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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.