Home / 14,336.82-19,784.52-8,049.20

Finding the Fourth Proportional to 14,336.82, 19,784.52 and 8,049.20

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Solution

The fourth proportional to 14,336.82, 19,784.52 and 8,049.20 is: 11,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.82 : 19,784.52 = 8,049.20 : x
  2. Step 2: Convert to fraction form
    14,336.82/19,784.52 = 8,049.20/x
  3. Step 3: Cross multiply
    14,336.82x = 19,784.52 × 8,049.20
  4. Step 4: Simplify right side
    14,336.82x = 159,249,459.46
  5. Step 5: Solve for x
    x = 159,249,459.46/14,336.82
  6. Step 6: Final answer
    x = 11,107.73

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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.