Home / 17,028.84-25,557.92-6,647.88

Finding the Fourth Proportional to 17,028.84, 25,557.92 and 6,647.88

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Solution

The fourth proportional to 17,028.84, 25,557.92 and 6,647.88 is: 9,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.84 : 25,557.92 = 6,647.88 : x
  2. Step 2: Convert to fraction form
    17,028.84/25,557.92 = 6,647.88/x
  3. Step 3: Cross multiply
    17,028.84x = 25,557.92 × 6,647.88
  4. Step 4: Simplify right side
    17,028.84x = 169,905,985.21
  5. Step 5: Solve for x
    x = 169,905,985.21/17,028.84
  6. Step 6: Final answer
    x = 9,977.54

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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.