Home / 40,511.30-55,905.58-22,606.42

Finding the Fourth Proportional to 40,511.30, 55,905.58 and 22,606.42

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Solution

The fourth proportional to 40,511.30, 55,905.58 and 22,606.42 is: 31,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.30 : 55,905.58 = 22,606.42 : x
  2. Step 2: Convert to fraction form
    40,511.30/55,905.58 = 22,606.42/x
  3. Step 3: Cross multiply
    40,511.30x = 55,905.58 × 22,606.42
  4. Step 4: Simplify right side
    40,511.30x = 1,263,824,742.30
  5. Step 5: Solve for x
    x = 1,263,824,742.30/40,511.30
  6. Step 6: Final answer
    x = 31,196.84

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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.