Home / 36,854.33-50,858.99-20,938.80

Finding the Fourth Proportional to 36,854.33, 50,858.99 and 20,938.80

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Solution

The fourth proportional to 36,854.33, 50,858.99 and 20,938.80 is: 28,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,854.33 : 50,858.99 = 20,938.80 : x
  2. Step 2: Convert to fraction form
    36,854.33/50,858.99 = 20,938.80/x
  3. Step 3: Cross multiply
    36,854.33x = 50,858.99 × 20,938.80
  4. Step 4: Simplify right side
    36,854.33x = 1,064,926,115.12
  5. Step 5: Solve for x
    x = 1,064,926,115.12/36,854.33
  6. Step 6: Final answer
    x = 28,895.55

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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.