Home / 31,181.55-46,790.77-11,473.94

Finding the Fourth Proportional to 31,181.55, 46,790.77 and 11,473.94

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Solution

The fourth proportional to 31,181.55, 46,790.77 and 11,473.94 is: 17,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181.55 : 46,790.77 = 11,473.94 : x
  2. Step 2: Convert to fraction form
    31,181.55/46,790.77 = 11,473.94/x
  3. Step 3: Cross multiply
    31,181.55x = 46,790.77 × 11,473.94
  4. Step 4: Simplify right side
    31,181.55x = 536,874,487.53
  5. Step 5: Solve for x
    x = 536,874,487.53/31,181.55
  6. Step 6: Final answer
    x = 17,217.70

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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.