Home / 40,383.52-55,728.33-22,477.42

Finding the Fourth Proportional to 40,383.52, 55,728.33 and 22,477.42

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Solution

The fourth proportional to 40,383.52, 55,728.33 and 22,477.42 is: 31,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.52 : 55,728.33 = 22,477.42 : x
  2. Step 2: Convert to fraction form
    40,383.52/55,728.33 = 22,477.42/x
  3. Step 3: Cross multiply
    40,383.52x = 55,728.33 × 22,477.42
  4. Step 4: Simplify right side
    40,383.52x = 1,252,629,079.31
  5. Step 5: Solve for x
    x = 1,252,629,079.31/40,383.52
  6. Step 6: Final answer
    x = 31,018.32

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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.