Home / 13,382.38-20,073.77-5,066.31

Finding the Fourth Proportional to 13,382.38, 20,073.77 and 5,066.31

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Solution

The fourth proportional to 13,382.38, 20,073.77 and 5,066.31 is: 7,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.38 : 20,073.77 = 5,066.31 : x
  2. Step 2: Convert to fraction form
    13,382.38/20,073.77 = 5,066.31/x
  3. Step 3: Cross multiply
    13,382.38x = 20,073.77 × 5,066.31
  4. Step 4: Simplify right side
    13,382.38x = 101,699,941.69
  5. Step 5: Solve for x
    x = 101,699,941.69/13,382.38
  6. Step 6: Final answer
    x = 7,599.54

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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.