Home / 16,873.11-25,204.48-12,499.11

Finding the Fourth Proportional to 16,873.11, 25,204.48 and 12,499.11

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Solution

The fourth proportional to 16,873.11, 25,204.48 and 12,499.11 is: 18,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.11 : 25,204.48 = 12,499.11 : x
  2. Step 2: Convert to fraction form
    16,873.11/25,204.48 = 12,499.11/x
  3. Step 3: Cross multiply
    16,873.11x = 25,204.48 × 12,499.11
  4. Step 4: Simplify right side
    16,873.11x = 315,033,536.77
  5. Step 5: Solve for x
    x = 315,033,536.77/16,873.11
  6. Step 6: Final answer
    x = 18,670.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.