Home / 14,296.40-21,445.44-5,531.36

Finding the Fourth Proportional to 14,296.40, 21,445.44 and 5,531.36

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Solution

The fourth proportional to 14,296.40, 21,445.44 and 5,531.36 is: 8,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.40 : 21,445.44 = 5,531.36 : x
  2. Step 2: Convert to fraction form
    14,296.40/21,445.44 = 5,531.36/x
  3. Step 3: Cross multiply
    14,296.40x = 21,445.44 × 5,531.36
  4. Step 4: Simplify right side
    14,296.40x = 118,622,449.00
  5. Step 5: Solve for x
    x = 118,622,449.00/14,296.40
  6. Step 6: Final answer
    x = 8,297.37

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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.