Home / 13,976.27-20,955.75-6,582.59

Finding the Fourth Proportional to 13,976.27, 20,955.75 and 6,582.59

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Solution

The fourth proportional to 13,976.27, 20,955.75 and 6,582.59 is: 9,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976.27 : 20,955.75 = 6,582.59 : x
  2. Step 2: Convert to fraction form
    13,976.27/20,955.75 = 6,582.59/x
  3. Step 3: Cross multiply
    13,976.27x = 20,955.75 × 6,582.59
  4. Step 4: Simplify right side
    13,976.27x = 137,943,005.61
  5. Step 5: Solve for x
    x = 137,943,005.61/13,976.27
  6. Step 6: Final answer
    x = 9,869.80

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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.