Home / 40,416.72-55,775.16-22,512.48

Finding the Fourth Proportional to 40,416.72, 55,775.16 and 22,512.48

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Solution

The fourth proportional to 40,416.72, 55,775.16 and 22,512.48 is: 31,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.72 : 55,775.16 = 22,512.48 : x
  2. Step 2: Convert to fraction form
    40,416.72/55,775.16 = 22,512.48/x
  3. Step 3: Cross multiply
    40,416.72x = 55,775.16 × 22,512.48
  4. Step 4: Simplify right side
    40,416.72x = 1,255,637,174.00
  5. Step 5: Solve for x
    x = 1,255,637,174.00/40,416.72
  6. Step 6: Final answer
    x = 31,067.27

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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.