Home / 16,982.40-25,459.08-6,446.52

Finding the Fourth Proportional to 16,982.40, 25,459.08 and 6,446.52

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Solution

The fourth proportional to 16,982.40, 25,459.08 and 6,446.52 is: 9,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.40 : 25,459.08 = 6,446.52 : x
  2. Step 2: Convert to fraction form
    16,982.40/25,459.08 = 6,446.52/x
  3. Step 3: Cross multiply
    16,982.40x = 25,459.08 × 6,446.52
  4. Step 4: Simplify right side
    16,982.40x = 164,122,468.40
  5. Step 5: Solve for x
    x = 164,122,468.40/16,982.40
  6. Step 6: Final answer
    x = 9,664.27

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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.