Home / 16,927.20-25,391.52-5,240.52

Finding the Fourth Proportional to 16,927.20, 25,391.52 and 5,240.52

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Solution

The fourth proportional to 16,927.20, 25,391.52 and 5,240.52 is: 7,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.20 : 25,391.52 = 5,240.52 : x
  2. Step 2: Convert to fraction form
    16,927.20/25,391.52 = 5,240.52/x
  3. Step 3: Cross multiply
    16,927.20x = 25,391.52 × 5,240.52
  4. Step 4: Simplify right side
    16,927.20x = 133,064,768.39
  5. Step 5: Solve for x
    x = 133,064,768.39/16,927.20
  6. Step 6: Final answer
    x = 7,861.00

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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.