Home / 14,654.28-20,222.47-8,604.42

Finding the Fourth Proportional to 14,654.28, 20,222.47 and 8,604.42

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Solution

The fourth proportional to 14,654.28, 20,222.47 and 8,604.42 is: 11,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.28 : 20,222.47 = 8,604.42 : x
  2. Step 2: Convert to fraction form
    14,654.28/20,222.47 = 8,604.42/x
  3. Step 3: Cross multiply
    14,654.28x = 20,222.47 × 8,604.42
  4. Step 4: Simplify right side
    14,654.28x = 174,002,625.32
  5. Step 5: Solve for x
    x = 174,002,625.32/14,654.28
  6. Step 6: Final answer
    x = 11,873.84

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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.