Home / 40,462.98-55,838.12-22,556.92

Finding the Fourth Proportional to 40,462.98, 55,838.12 and 22,556.92

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Solution

The fourth proportional to 40,462.98, 55,838.12 and 22,556.92 is: 31,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,462.98 : 55,838.12 = 22,556.92 : x
  2. Step 2: Convert to fraction form
    40,462.98/55,838.12 = 22,556.92/x
  3. Step 3: Cross multiply
    40,462.98x = 55,838.12 × 22,556.92
  4. Step 4: Simplify right side
    40,462.98x = 1,259,536,005.79
  5. Step 5: Solve for x
    x = 1,259,536,005.79/40,462.98
  6. Step 6: Final answer
    x = 31,128.11

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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.