Home / 18,034.65-24,878.75-12,066.57

Finding the Fourth Proportional to 18,034.65, 24,878.75 and 12,066.57

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Solution

The fourth proportional to 18,034.65, 24,878.75 and 12,066.57 is: 16,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.65 : 24,878.75 = 12,066.57 : x
  2. Step 2: Convert to fraction form
    18,034.65/24,878.75 = 12,066.57/x
  3. Step 3: Cross multiply
    18,034.65x = 24,878.75 × 12,066.57
  4. Step 4: Simplify right side
    18,034.65x = 300,201,118.05
  5. Step 5: Solve for x
    x = 300,201,118.05/18,034.65
  6. Step 6: Final answer
    x = 16,645.80

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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.