Home / 55,399.68-83,173.10-25,838.19

Finding the Fourth Proportional to 55,399.68, 83,173.10 and 25,838.19

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Solution

The fourth proportional to 55,399.68, 83,173.10 and 25,838.19 is: 38,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,399.68 : 83,173.10 = 25,838.19 : x
  2. Step 2: Convert to fraction form
    55,399.68/83,173.10 = 25,838.19/x
  3. Step 3: Cross multiply
    55,399.68x = 83,173.10 × 25,838.19
  4. Step 4: Simplify right side
    55,399.68x = 2,149,042,231.50
  5. Step 5: Solve for x
    x = 2,149,042,231.50/55,399.68
  6. Step 6: Final answer
    x = 38,791.60

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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.