Home / 36,673.28-50,603.64-21,564.80

Finding the Fourth Proportional to 36,673.28, 50,603.64 and 21,564.80

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Solution

The fourth proportional to 36,673.28, 50,603.64 and 21,564.80 is: 29,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,673.28 : 50,603.64 = 21,564.80 : x
  2. Step 2: Convert to fraction form
    36,673.28/50,603.64 = 21,564.80/x
  3. Step 3: Cross multiply
    36,673.28x = 50,603.64 × 21,564.80
  4. Step 4: Simplify right side
    36,673.28x = 1,091,257,375.87
  5. Step 5: Solve for x
    x = 1,091,257,375.87/36,673.28
  6. Step 6: Final answer
    x = 29,756.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.