Home / 36,884.96-55,332.88-11,916.68

Finding the Fourth Proportional to 36,884.96, 55,332.88 and 11,916.68

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Solution

The fourth proportional to 36,884.96, 55,332.88 and 11,916.68 is: 17,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,884.96 : 55,332.88 = 11,916.68 : x
  2. Step 2: Convert to fraction form
    36,884.96/55,332.88 = 11,916.68/x
  3. Step 3: Cross multiply
    36,884.96x = 55,332.88 × 11,916.68
  4. Step 4: Simplify right side
    36,884.96x = 659,384,224.44
  5. Step 5: Solve for x
    x = 659,384,224.44/36,884.96
  6. Step 6: Final answer
    x = 17,876.78

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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.