Home / 31,608.15-43,620.29-17,269.37

Finding the Fourth Proportional to 31,608.15, 43,620.29 and 17,269.37

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Solution

The fourth proportional to 31,608.15, 43,620.29 and 17,269.37 is: 23,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,608.15 : 43,620.29 = 17,269.37 : x
  2. Step 2: Convert to fraction form
    31,608.15/43,620.29 = 17,269.37/x
  3. Step 3: Cross multiply
    31,608.15x = 43,620.29 × 17,269.37
  4. Step 4: Simplify right side
    31,608.15x = 753,294,623.07
  5. Step 5: Solve for x
    x = 753,294,623.07/31,608.15
  6. Step 6: Final answer
    x = 23,832.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.