Home / 40,419.36-55,776.24-22,513.44

Finding the Fourth Proportional to 40,419.36, 55,776.24 and 22,513.44

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Solution

The fourth proportional to 40,419.36, 55,776.24 and 22,513.44 is: 31,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.36 : 55,776.24 = 22,513.44 : x
  2. Step 2: Convert to fraction form
    40,419.36/55,776.24 = 22,513.44/x
  3. Step 3: Cross multiply
    40,419.36x = 55,776.24 × 22,513.44
  4. Step 4: Simplify right side
    40,419.36x = 1,255,715,032.67
  5. Step 5: Solve for x
    x = 1,255,715,032.67/40,419.36
  6. Step 6: Final answer
    x = 31,067.17

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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.