Home / 13,726.52-20,582.08-4,364.80

Finding the Fourth Proportional to 13,726.52, 20,582.08 and 4,364.80

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Solution

The fourth proportional to 13,726.52, 20,582.08 and 4,364.80 is: 6,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.52 : 20,582.08 = 4,364.80 : x
  2. Step 2: Convert to fraction form
    13,726.52/20,582.08 = 4,364.80/x
  3. Step 3: Cross multiply
    13,726.52x = 20,582.08 × 4,364.80
  4. Step 4: Simplify right side
    13,726.52x = 89,836,662.78
  5. Step 5: Solve for x
    x = 89,836,662.78/13,726.52
  6. Step 6: Final answer
    x = 6,544.75

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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.