Home / 13,433.59-20,149.77-4,669.19

Finding the Fourth Proportional to 13,433.59, 20,149.77 and 4,669.19

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Solution

The fourth proportional to 13,433.59, 20,149.77 and 4,669.19 is: 7,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.59 : 20,149.77 = 4,669.19 : x
  2. Step 2: Convert to fraction form
    13,433.59/20,149.77 = 4,669.19/x
  3. Step 3: Cross multiply
    13,433.59x = 20,149.77 × 4,669.19
  4. Step 4: Simplify right side
    13,433.59x = 94,083,104.59
  5. Step 5: Solve for x
    x = 94,083,104.59/13,433.59
  6. Step 6: Final answer
    x = 7,003.57

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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.