Home / 18,104.79-24,983.33-10,145.73

Finding the Fourth Proportional to 18,104.79, 24,983.33 and 10,145.73

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Solution

The fourth proportional to 18,104.79, 24,983.33 and 10,145.73 is: 14,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.79 : 24,983.33 = 10,145.73 : x
  2. Step 2: Convert to fraction form
    18,104.79/24,983.33 = 10,145.73/x
  3. Step 3: Cross multiply
    18,104.79x = 24,983.33 × 10,145.73
  4. Step 4: Simplify right side
    18,104.79x = 253,474,069.95
  5. Step 5: Solve for x
    x = 253,474,069.95/18,104.79
  6. Step 6: Final answer
    x = 14,000.39

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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.