Home / 16,942.08-25,417.44-5,255.40

Finding the Fourth Proportional to 16,942.08, 25,417.44 and 5,255.40

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Solution

The fourth proportional to 16,942.08, 25,417.44 and 5,255.40 is: 7,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.08 : 25,417.44 = 5,255.40 : x
  2. Step 2: Convert to fraction form
    16,942.08/25,417.44 = 5,255.40/x
  3. Step 3: Cross multiply
    16,942.08x = 25,417.44 × 5,255.40
  4. Step 4: Simplify right side
    16,942.08x = 133,578,814.18
  5. Step 5: Solve for x
    x = 133,578,814.18/16,942.08
  6. Step 6: Final answer
    x = 7,884.44

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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.