Home / 18,225.42-27,338.67-12,025.14

Finding the Fourth Proportional to 18,225.42, 27,338.67 and 12,025.14

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Solution

The fourth proportional to 18,225.42, 27,338.67 and 12,025.14 is: 18,038.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.42 : 27,338.67 = 12,025.14 : x
  2. Step 2: Convert to fraction form
    18,225.42/27,338.67 = 12,025.14/x
  3. Step 3: Cross multiply
    18,225.42x = 27,338.67 × 12,025.14
  4. Step 4: Simplify right side
    18,225.42x = 328,751,334.16
  5. Step 5: Solve for x
    x = 328,751,334.16/18,225.42
  6. Step 6: Final answer
    x = 18,038.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.