Home / 16,855.10-25,232.73-12,492.14

Finding the Fourth Proportional to 16,855.10, 25,232.73 and 12,492.14

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Solution

The fourth proportional to 16,855.10, 25,232.73 and 12,492.14 is: 18,701.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.10 : 25,232.73 = 12,492.14 : x
  2. Step 2: Convert to fraction form
    16,855.10/25,232.73 = 12,492.14/x
  3. Step 3: Cross multiply
    16,855.10x = 25,232.73 × 12,492.14
  4. Step 4: Simplify right side
    16,855.10x = 315,210,795.74
  5. Step 5: Solve for x
    x = 315,210,795.74/16,855.10
  6. Step 6: Final answer
    x = 18,701.21

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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.