Home / 28,813.38-43,216.41-11,295.51

Finding the Fourth Proportional to 28,813.38, 43,216.41 and 11,295.51

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Solution

The fourth proportional to 28,813.38, 43,216.41 and 11,295.51 is: 16,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813.38 : 43,216.41 = 11,295.51 : x
  2. Step 2: Convert to fraction form
    28,813.38/43,216.41 = 11,295.51/x
  3. Step 3: Cross multiply
    28,813.38x = 43,216.41 × 11,295.51
  4. Step 4: Simplify right side
    28,813.38x = 488,151,391.32
  5. Step 5: Solve for x
    x = 488,151,391.32/28,813.38
  6. Step 6: Final answer
    x = 16,941.83

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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.