Home / 40,031.16-55,249.86-23,273.88

Finding the Fourth Proportional to 40,031.16, 55,249.86 and 23,273.88

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Solution

The fourth proportional to 40,031.16, 55,249.86 and 23,273.88 is: 32,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,031.16 : 55,249.86 = 23,273.88 : x
  2. Step 2: Convert to fraction form
    40,031.16/55,249.86 = 23,273.88/x
  3. Step 3: Cross multiply
    40,031.16x = 55,249.86 × 23,273.88
  4. Step 4: Simplify right side
    40,031.16x = 1,285,878,611.66
  5. Step 5: Solve for x
    x = 1,285,878,611.66/40,031.16
  6. Step 6: Final answer
    x = 32,121.94

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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.