Home / 40,296.89-55,609.74-22,393.56

Finding the Fourth Proportional to 40,296.89, 55,609.74 and 22,393.56

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Solution

The fourth proportional to 40,296.89, 55,609.74 and 22,393.56 is: 30,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.89 : 55,609.74 = 22,393.56 : x
  2. Step 2: Convert to fraction form
    40,296.89/55,609.74 = 22,393.56/x
  3. Step 3: Cross multiply
    40,296.89x = 55,609.74 × 22,393.56
  4. Step 4: Simplify right side
    40,296.89x = 1,245,300,257.81
  5. Step 5: Solve for x
    x = 1,245,300,257.81/40,296.89
  6. Step 6: Final answer
    x = 30,903.13

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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.