Home / 13,729.71-20,594.57-3,341.46

Finding the Fourth Proportional to 13,729.71, 20,594.57 and 3,341.46

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Solution

The fourth proportional to 13,729.71, 20,594.57 and 3,341.46 is: 5,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729.71 : 20,594.57 = 3,341.46 : x
  2. Step 2: Convert to fraction form
    13,729.71/20,594.57 = 3,341.46/x
  3. Step 3: Cross multiply
    13,729.71x = 20,594.57 × 3,341.46
  4. Step 4: Simplify right side
    13,729.71x = 68,815,953.27
  5. Step 5: Solve for x
    x = 68,815,953.27/13,729.71
  6. Step 6: Final answer
    x = 5,012.19

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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.