Home / 18,903.27-26,086.68-10,519.77

Finding the Fourth Proportional to 18,903.27, 26,086.68 and 10,519.77

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Solution

The fourth proportional to 18,903.27, 26,086.68 and 10,519.77 is: 14,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903.27 : 26,086.68 = 10,519.77 : x
  2. Step 2: Convert to fraction form
    18,903.27/26,086.68 = 10,519.77/x
  3. Step 3: Cross multiply
    18,903.27x = 26,086.68 × 10,519.77
  4. Step 4: Simplify right side
    18,903.27x = 274,425,873.66
  5. Step 5: Solve for x
    x = 274,425,873.66/18,903.27
  6. Step 6: Final answer
    x = 14,517.38

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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.