Home / 31,660.07-43,693.27-18,048.44

Finding the Fourth Proportional to 31,660.07, 43,693.27 and 18,048.44

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Solution

The fourth proportional to 31,660.07, 43,693.27 and 18,048.44 is: 24,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,660.07 : 43,693.27 = 18,048.44 : x
  2. Step 2: Convert to fraction form
    31,660.07/43,693.27 = 18,048.44/x
  3. Step 3: Cross multiply
    31,660.07x = 43,693.27 × 18,048.44
  4. Step 4: Simplify right side
    31,660.07x = 788,595,362.00
  5. Step 5: Solve for x
    x = 788,595,362.00/31,660.07
  6. Step 6: Final answer
    x = 24,908.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.