Home / 40,031.43-60,057.55-11,951.50

Finding the Fourth Proportional to 40,031.43, 60,057.55 and 11,951.50

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Solution

The fourth proportional to 40,031.43, 60,057.55 and 11,951.50 is: 17,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,031.43 : 60,057.55 = 11,951.50 : x
  2. Step 2: Convert to fraction form
    40,031.43/60,057.55 = 11,951.50/x
  3. Step 3: Cross multiply
    40,031.43x = 60,057.55 × 11,951.50
  4. Step 4: Simplify right side
    40,031.43x = 717,777,786.23
  5. Step 5: Solve for x
    x = 717,777,786.23/40,031.43
  6. Step 6: Final answer
    x = 17,930.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.