Home / 47,604.56-71,416.85-18,021.74

Finding the Fourth Proportional to 47,604.56, 71,416.85 and 18,021.74

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Solution

The fourth proportional to 47,604.56, 71,416.85 and 18,021.74 is: 27,036.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,604.56 : 71,416.85 = 18,021.74 : x
  2. Step 2: Convert to fraction form
    47,604.56/71,416.85 = 18,021.74/x
  3. Step 3: Cross multiply
    47,604.56x = 71,416.85 × 18,021.74
  4. Step 4: Simplify right side
    47,604.56x = 1,287,055,455.13
  5. Step 5: Solve for x
    x = 1,287,055,455.13/47,604.56
  6. Step 6: Final answer
    x = 27,036.39

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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.