Home / 30,890.84-46,336.25-11,168.96

Finding the Fourth Proportional to 30,890.84, 46,336.25 and 11,168.96

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Solution

The fourth proportional to 30,890.84, 46,336.25 and 11,168.96 is: 16,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,890.84 : 46,336.25 = 11,168.96 : x
  2. Step 2: Convert to fraction form
    30,890.84/46,336.25 = 11,168.96/x
  3. Step 3: Cross multiply
    30,890.84x = 46,336.25 × 11,168.96
  4. Step 4: Simplify right side
    30,890.84x = 517,527,519.04
  5. Step 5: Solve for x
    x = 517,527,519.04/30,890.84
  6. Step 6: Final answer
    x = 16,753.43

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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.