Home / 14,266.82-21,405.29-6,368.60

Finding the Fourth Proportional to 14,266.82, 21,405.29 and 6,368.60

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Solution

The fourth proportional to 14,266.82, 21,405.29 and 6,368.60 is: 9,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.82 : 21,405.29 = 6,368.60 : x
  2. Step 2: Convert to fraction form
    14,266.82/21,405.29 = 6,368.60/x
  3. Step 3: Cross multiply
    14,266.82x = 21,405.29 × 6,368.60
  4. Step 4: Simplify right side
    14,266.82x = 136,321,751.56
  5. Step 5: Solve for x
    x = 136,321,751.56/14,266.82
  6. Step 6: Final answer
    x = 9,555.16

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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.