Home / 17,631.68-26,447.61-5,945.00

Finding the Fourth Proportional to 17,631.68, 26,447.61 and 5,945.00

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Solution

The fourth proportional to 17,631.68, 26,447.61 and 5,945.00 is: 8,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.68 : 26,447.61 = 5,945.00 : x
  2. Step 2: Convert to fraction form
    17,631.68/26,447.61 = 5,945.00/x
  3. Step 3: Cross multiply
    17,631.68x = 26,447.61 × 5,945.00
  4. Step 4: Simplify right side
    17,631.68x = 157,230,879.49
  5. Step 5: Solve for x
    x = 157,230,879.49/17,631.68
  6. Step 6: Final answer
    x = 8,917.52

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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.