Home / 28,964.10-43,448.13-9,244.15

Finding the Fourth Proportional to 28,964.10, 43,448.13 and 9,244.15

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Solution

The fourth proportional to 28,964.10, 43,448.13 and 9,244.15 is: 13,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.10 : 43,448.13 = 9,244.15 : x
  2. Step 2: Convert to fraction form
    28,964.10/43,448.13 = 9,244.15/x
  3. Step 3: Cross multiply
    28,964.10x = 43,448.13 × 9,244.15
  4. Step 4: Simplify right side
    28,964.10x = 401,640,790.59
  5. Step 5: Solve for x
    x = 401,640,790.59/28,964.10
  6. Step 6: Final answer
    x = 13,866.85

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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.