Home / 31,884.99-47,825.87-9,697.88

Finding the Fourth Proportional to 31,884.99, 47,825.87 and 9,697.88

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Solution

The fourth proportional to 31,884.99, 47,825.87 and 9,697.88 is: 14,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,884.99 : 47,825.87 = 9,697.88 : x
  2. Step 2: Convert to fraction form
    31,884.99/47,825.87 = 9,697.88/x
  3. Step 3: Cross multiply
    31,884.99x = 47,825.87 × 9,697.88
  4. Step 4: Simplify right side
    31,884.99x = 463,809,260.54
  5. Step 5: Solve for x
    x = 463,809,260.54/31,884.99
  6. Step 6: Final answer
    x = 14,546.32

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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.