Home / 18,281.27-25,204.69-14,994.92

Finding the Fourth Proportional to 18,281.27, 25,204.69 and 14,994.92

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Solution

The fourth proportional to 18,281.27, 25,204.69 and 14,994.92 is: 20,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.27 : 25,204.69 = 14,994.92 : x
  2. Step 2: Convert to fraction form
    18,281.27/25,204.69 = 14,994.92/x
  3. Step 3: Cross multiply
    18,281.27x = 25,204.69 × 14,994.92
  4. Step 4: Simplify right side
    18,281.27x = 377,942,310.17
  5. Step 5: Solve for x
    x = 377,942,310.17/18,281.27
  6. Step 6: Final answer
    x = 20,673.74

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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.