Home / 14,214.28-19,615.52-8,246.96

Finding the Fourth Proportional to 14,214.28, 19,615.52 and 8,246.96

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Solution

The fourth proportional to 14,214.28, 19,615.52 and 8,246.96 is: 11,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.28 : 19,615.52 = 8,246.96 : x
  2. Step 2: Convert to fraction form
    14,214.28/19,615.52 = 8,246.96/x
  3. Step 3: Cross multiply
    14,214.28x = 19,615.52 × 8,246.96
  4. Step 4: Simplify right side
    14,214.28x = 161,768,408.82
  5. Step 5: Solve for x
    x = 161,768,408.82/14,214.28
  6. Step 6: Final answer
    x = 11,380.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.