Home / 17,178.99-25,768.94-5,492.21

Finding the Fourth Proportional to 17,178.99, 25,768.94 and 5,492.21

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Solution

The fourth proportional to 17,178.99, 25,768.94 and 5,492.21 is: 8,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.99 : 25,768.94 = 5,492.21 : x
  2. Step 2: Convert to fraction form
    17,178.99/25,768.94 = 5,492.21/x
  3. Step 3: Cross multiply
    17,178.99x = 25,768.94 × 5,492.21
  4. Step 4: Simplify right side
    17,178.99x = 141,528,273.65
  5. Step 5: Solve for x
    x = 141,528,273.65/17,178.99
  6. Step 6: Final answer
    x = 8,238.45

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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.