Home / 28,945.26-43,417.43-9,223.54

Finding the Fourth Proportional to 28,945.26, 43,417.43 and 9,223.54

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Solution

The fourth proportional to 28,945.26, 43,417.43 and 9,223.54 is: 13,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,945.26 : 43,417.43 = 9,223.54 : x
  2. Step 2: Convert to fraction form
    28,945.26/43,417.43 = 9,223.54/x
  3. Step 3: Cross multiply
    28,945.26x = 43,417.43 × 9,223.54
  4. Step 4: Simplify right side
    28,945.26x = 400,462,185.22
  5. Step 5: Solve for x
    x = 400,462,185.22/28,945.26
  6. Step 6: Final answer
    x = 13,835.16

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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.