Home / 55,504.96-83,290.24-20,469.22

Finding the Fourth Proportional to 55,504.96, 83,290.24 and 20,469.22

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Solution

The fourth proportional to 55,504.96, 83,290.24 and 20,469.22 is: 30,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504.96 : 83,290.24 = 20,469.22 : x
  2. Step 2: Convert to fraction form
    55,504.96/83,290.24 = 20,469.22/x
  3. Step 3: Cross multiply
    55,504.96x = 83,290.24 × 20,469.22
  4. Step 4: Simplify right side
    55,504.96x = 1,704,886,246.41
  5. Step 5: Solve for x
    x = 1,704,886,246.41/55,504.96
  6. Step 6: Final answer
    x = 30,715.93

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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.