Home / 14,190.56-21,285.61-4,837.09

Finding the Fourth Proportional to 14,190.56, 21,285.61 and 4,837.09

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Solution

The fourth proportional to 14,190.56, 21,285.61 and 4,837.09 is: 7,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.56 : 21,285.61 = 4,837.09 : x
  2. Step 2: Convert to fraction form
    14,190.56/21,285.61 = 4,837.09/x
  3. Step 3: Cross multiply
    14,190.56x = 21,285.61 × 4,837.09
  4. Step 4: Simplify right side
    14,190.56x = 102,960,399.18
  5. Step 5: Solve for x
    x = 102,960,399.18/14,190.56
  6. Step 6: Final answer
    x = 7,255.56

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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.