Home / 14,309.44-21,468.48-5,541.28

Finding the Fourth Proportional to 14,309.44, 21,468.48 and 5,541.28

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Solution

The fourth proportional to 14,309.44, 21,468.48 and 5,541.28 is: 8,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.44 : 21,468.48 = 5,541.28 : x
  2. Step 2: Convert to fraction form
    14,309.44/21,468.48 = 5,541.28/x
  3. Step 3: Cross multiply
    14,309.44x = 21,468.48 × 5,541.28
  4. Step 4: Simplify right side
    14,309.44x = 118,962,858.85
  5. Step 5: Solve for x
    x = 118,962,858.85/14,309.44
  6. Step 6: Final answer
    x = 8,313.59

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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.