Home / 31,826.08-43,879.62-22,762.36

Finding the Fourth Proportional to 31,826.08, 43,879.62 and 22,762.36

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Solution

The fourth proportional to 31,826.08, 43,879.62 and 22,762.36 is: 31,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.08 : 43,879.62 = 22,762.36 : x
  2. Step 2: Convert to fraction form
    31,826.08/43,879.62 = 22,762.36/x
  3. Step 3: Cross multiply
    31,826.08x = 43,879.62 × 22,762.36
  4. Step 4: Simplify right side
    31,826.08x = 998,803,707.10
  5. Step 5: Solve for x
    x = 998,803,707.10/31,826.08
  6. Step 6: Final answer
    x = 31,383.18

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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.