Home / 14,511.36-21,747.84-5,268.48

Finding the Fourth Proportional to 14,511.36, 21,747.84 and 5,268.48

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Solution

The fourth proportional to 14,511.36, 21,747.84 and 5,268.48 is: 7,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.36 : 21,747.84 = 5,268.48 : x
  2. Step 2: Convert to fraction form
    14,511.36/21,747.84 = 5,268.48/x
  3. Step 3: Cross multiply
    14,511.36x = 21,747.84 × 5,268.48
  4. Step 4: Simplify right side
    14,511.36x = 114,578,060.08
  5. Step 5: Solve for x
    x = 114,578,060.08/14,511.36
  6. Step 6: Final answer
    x = 7,895.75

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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.