Home / 13,798.27-20,701.52-6,408.94

Finding the Fourth Proportional to 13,798.27, 20,701.52 and 6,408.94

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Solution

The fourth proportional to 13,798.27, 20,701.52 and 6,408.94 is: 9,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.27 : 20,701.52 = 6,408.94 : x
  2. Step 2: Convert to fraction form
    13,798.27/20,701.52 = 6,408.94/x
  3. Step 3: Cross multiply
    13,798.27x = 20,701.52 × 6,408.94
  4. Step 4: Simplify right side
    13,798.27x = 132,674,799.59
  5. Step 5: Solve for x
    x = 132,674,799.59/13,798.27
  6. Step 6: Final answer
    x = 9,615.32

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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.