Home / 16,788.04-25,185.12-6,921.84

Finding the Fourth Proportional to 16,788.04, 25,185.12 and 6,921.84

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Solution

The fourth proportional to 16,788.04, 25,185.12 and 6,921.84 is: 10,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.04 : 25,185.12 = 6,921.84 : x
  2. Step 2: Convert to fraction form
    16,788.04/25,185.12 = 6,921.84/x
  3. Step 3: Cross multiply
    16,788.04x = 25,185.12 × 6,921.84
  4. Step 4: Simplify right side
    16,788.04x = 174,327,371.02
  5. Step 5: Solve for x
    x = 174,327,371.02/16,788.04
  6. Step 6: Final answer
    x = 10,384.02

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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.