Home / 55,593.75-83,399.27-18,666.39

Finding the Fourth Proportional to 55,593.75, 83,399.27 and 18,666.39

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Solution

The fourth proportional to 55,593.75, 83,399.27 and 18,666.39 is: 28,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593.75 : 83,399.27 = 18,666.39 : x
  2. Step 2: Convert to fraction form
    55,593.75/83,399.27 = 18,666.39/x
  3. Step 3: Cross multiply
    55,593.75x = 83,399.27 × 18,666.39
  4. Step 4: Simplify right side
    55,593.75x = 1,556,763,299.54
  5. Step 5: Solve for x
    x = 1,556,763,299.54/55,593.75
  6. Step 6: Final answer
    x = 28,002.49

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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.