Home / 30,217.60-45,334.20-11,497.96

Finding the Fourth Proportional to 30,217.60, 45,334.20 and 11,497.96

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Solution

The fourth proportional to 30,217.60, 45,334.20 and 11,497.96 is: 17,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.60 : 45,334.20 = 11,497.96 : x
  2. Step 2: Convert to fraction form
    30,217.60/45,334.20 = 11,497.96/x
  3. Step 3: Cross multiply
    30,217.60x = 45,334.20 × 11,497.96
  4. Step 4: Simplify right side
    30,217.60x = 521,250,818.23
  5. Step 5: Solve for x
    x = 521,250,818.23/30,217.60
  6. Step 6: Final answer
    x = 17,249.91

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1.5x scale

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.