Home / 17,178.98-25,768.07-5,492.30

Finding the Fourth Proportional to 17,178.98, 25,768.07 and 5,492.30

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Solution

The fourth proportional to 17,178.98, 25,768.07 and 5,492.30 is: 8,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.98 : 25,768.07 = 5,492.30 : x
  2. Step 2: Convert to fraction form
    17,178.98/25,768.07 = 5,492.30/x
  3. Step 3: Cross multiply
    17,178.98x = 25,768.07 × 5,492.30
  4. Step 4: Simplify right side
    17,178.98x = 141,525,943.40
  5. Step 5: Solve for x
    x = 141,525,943.40/17,178.98
  6. Step 6: Final answer
    x = 8,238.32

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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.