Home / 18,325.05-25,284.20-10,366.80

Finding the Fourth Proportional to 18,325.05, 25,284.20 and 10,366.80

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Solution

The fourth proportional to 18,325.05, 25,284.20 and 10,366.80 is: 14,303.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.05 : 25,284.20 = 10,366.80 : x
  2. Step 2: Convert to fraction form
    18,325.05/25,284.20 = 10,366.80/x
  3. Step 3: Cross multiply
    18,325.05x = 25,284.20 × 10,366.80
  4. Step 4: Simplify right side
    18,325.05x = 262,116,192.73
  5. Step 5: Solve for x
    x = 262,116,192.73/18,325.05
  6. Step 6: Final answer
    x = 14,303.71

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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.