Home / 15,394.88-23,054.52-9,831.80

Finding the Fourth Proportional to 15,394.88, 23,054.52 and 9,831.80

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Solution

The fourth proportional to 15,394.88, 23,054.52 and 9,831.80 is: 14,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394.88 : 23,054.52 = 9,831.80 : x
  2. Step 2: Convert to fraction form
    15,394.88/23,054.52 = 9,831.80/x
  3. Step 3: Cross multiply
    15,394.88x = 23,054.52 × 9,831.80
  4. Step 4: Simplify right side
    15,394.88x = 226,667,429.74
  5. Step 5: Solve for x
    x = 226,667,429.74/15,394.88
  6. Step 6: Final answer
    x = 14,723.56

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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.