Home / 40,536.20-55,940.86-22,630.34

Finding the Fourth Proportional to 40,536.20, 55,940.86 and 22,630.34

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Solution

The fourth proportional to 40,536.20, 55,940.86 and 22,630.34 is: 31,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,536.20 : 55,940.86 = 22,630.34 : x
  2. Step 2: Convert to fraction form
    40,536.20/55,940.86 = 22,630.34/x
  3. Step 3: Cross multiply
    40,536.20x = 55,940.86 × 22,630.34
  4. Step 4: Simplify right side
    40,536.20x = 1,265,960,681.69
  5. Step 5: Solve for x
    x = 1,265,960,681.69/40,536.20
  6. Step 6: Final answer
    x = 31,230.37

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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.