Home / 14,766.12-20,333.70-13,193.64

Finding the Fourth Proportional to 14,766.12, 20,333.70 and 13,193.64

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Solution

The fourth proportional to 14,766.12, 20,333.70 and 13,193.64 is: 18,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766.12 : 20,333.70 = 13,193.64 : x
  2. Step 2: Convert to fraction form
    14,766.12/20,333.70 = 13,193.64/x
  3. Step 3: Cross multiply
    14,766.12x = 20,333.70 × 13,193.64
  4. Step 4: Simplify right side
    14,766.12x = 268,275,517.67
  5. Step 5: Solve for x
    x = 268,275,517.67/14,766.12
  6. Step 6: Final answer
    x = 18,168.31

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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.