Home / 55,109.04-82,662.48-18,173.04

Finding the Fourth Proportional to 55,109.04, 82,662.48 and 18,173.04

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Solution

The fourth proportional to 55,109.04, 82,662.48 and 18,173.04 is: 27,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,109.04 : 82,662.48 = 18,173.04 : x
  2. Step 2: Convert to fraction form
    55,109.04/82,662.48 = 18,173.04/x
  3. Step 3: Cross multiply
    55,109.04x = 82,662.48 × 18,173.04
  4. Step 4: Simplify right side
    55,109.04x = 1,502,228,555.54
  5. Step 5: Solve for x
    x = 1,502,228,555.54/55,109.04
  6. Step 6: Final answer
    x = 27,259.20

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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.