Home / 13,791.60-20,673.36-5,999.04

Finding the Fourth Proportional to 13,791.60, 20,673.36 and 5,999.04

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Solution

The fourth proportional to 13,791.60, 20,673.36 and 5,999.04 is: 8,992.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.60 : 20,673.36 = 5,999.04 : x
  2. Step 2: Convert to fraction form
    13,791.60/20,673.36 = 5,999.04/x
  3. Step 3: Cross multiply
    13,791.60x = 20,673.36 × 5,999.04
  4. Step 4: Simplify right side
    13,791.60x = 124,020,313.57
  5. Step 5: Solve for x
    x = 124,020,313.57/13,791.60
  6. Step 6: Final answer
    x = 8,992.45

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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.