Home / 30,433.07-45,653.94-9,374.82

Finding the Fourth Proportional to 30,433.07, 45,653.94 and 9,374.82

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Solution

The fourth proportional to 30,433.07, 45,653.94 and 9,374.82 is: 14,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,433.07 : 45,653.94 = 9,374.82 : x
  2. Step 2: Convert to fraction form
    30,433.07/45,653.94 = 9,374.82/x
  3. Step 3: Cross multiply
    30,433.07x = 45,653.94 × 9,374.82
  4. Step 4: Simplify right side
    30,433.07x = 427,997,469.79
  5. Step 5: Solve for x
    x = 427,997,469.79/30,433.07
  6. Step 6: Final answer
    x = 14,063.57

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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.