Home / 31,960.33-44,103.35-18,345.23

Finding the Fourth Proportional to 31,960.33, 44,103.35 and 18,345.23

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Solution

The fourth proportional to 31,960.33, 44,103.35 and 18,345.23 is: 25,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960.33 : 44,103.35 = 18,345.23 : x
  2. Step 2: Convert to fraction form
    31,960.33/44,103.35 = 18,345.23/x
  3. Step 3: Cross multiply
    31,960.33x = 44,103.35 × 18,345.23
  4. Step 4: Simplify right side
    31,960.33x = 809,085,879.00
  5. Step 5: Solve for x
    x = 809,085,879.00/31,960.33
  6. Step 6: Final answer
    x = 25,315.32

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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.