Home / 30,234.84-45,350.82-9,173.94

Finding the Fourth Proportional to 30,234.84, 45,350.82 and 9,173.94

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Solution

The fourth proportional to 30,234.84, 45,350.82 and 9,173.94 is: 13,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.84 : 45,350.82 = 9,173.94 : x
  2. Step 2: Convert to fraction form
    30,234.84/45,350.82 = 9,173.94/x
  3. Step 3: Cross multiply
    30,234.84x = 45,350.82 × 9,173.94
  4. Step 4: Simplify right side
    30,234.84x = 416,045,701.63
  5. Step 5: Solve for x
    x = 416,045,701.63/30,234.84
  6. Step 6: Final answer
    x = 13,760.47

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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.