Home / 14,285.21-21,427.81-6,496.25

Finding the Fourth Proportional to 14,285.21, 21,427.81 and 6,496.25

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Solution

The fourth proportional to 14,285.21, 21,427.81 and 6,496.25 is: 9,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.21 : 21,427.81 = 6,496.25 : x
  2. Step 2: Convert to fraction form
    14,285.21/21,427.81 = 6,496.25/x
  3. Step 3: Cross multiply
    14,285.21x = 21,427.81 × 6,496.25
  4. Step 4: Simplify right side
    14,285.21x = 139,200,287.33
  5. Step 5: Solve for x
    x = 139,200,287.33/14,285.21
  6. Step 6: Final answer
    x = 9,744.37

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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.