Home / 55,502.96-83,287.24-20,467.22

Finding the Fourth Proportional to 55,502.96, 83,287.24 and 20,467.22

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Solution

The fourth proportional to 55,502.96, 83,287.24 and 20,467.22 is: 30,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,502.96 : 83,287.24 = 20,467.22 : x
  2. Step 2: Convert to fraction form
    55,502.96/83,287.24 = 20,467.22/x
  3. Step 3: Cross multiply
    55,502.96x = 83,287.24 × 20,467.22
  4. Step 4: Simplify right side
    55,502.96x = 1,704,657,796.67
  5. Step 5: Solve for x
    x = 1,704,657,796.67/55,502.96
  6. Step 6: Final answer
    x = 30,712.92

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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.