Home / 16,884.72-25,325.10-6,489.18

Finding the Fourth Proportional to 16,884.72, 25,325.10 and 6,489.18

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Solution

The fourth proportional to 16,884.72, 25,325.10 and 6,489.18 is: 9,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.72 : 25,325.10 = 6,489.18 : x
  2. Step 2: Convert to fraction form
    16,884.72/25,325.10 = 6,489.18/x
  3. Step 3: Cross multiply
    16,884.72x = 25,325.10 × 6,489.18
  4. Step 4: Simplify right side
    16,884.72x = 164,339,132.42
  5. Step 5: Solve for x
    x = 164,339,132.42/16,884.72
  6. Step 6: Final answer
    x = 9,733.01

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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.