Home / 14,464.08-21,696.12-13,725.36

Finding the Fourth Proportional to 14,464.08, 21,696.12 and 13,725.36

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Solution

The fourth proportional to 14,464.08, 21,696.12 and 13,725.36 is: 20,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464.08 : 21,696.12 = 13,725.36 : x
  2. Step 2: Convert to fraction form
    14,464.08/21,696.12 = 13,725.36/x
  3. Step 3: Cross multiply
    14,464.08x = 21,696.12 × 13,725.36
  4. Step 4: Simplify right side
    14,464.08x = 297,787,057.60
  5. Step 5: Solve for x
    x = 297,787,057.60/14,464.08
  6. Step 6: Final answer
    x = 20,588.04

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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.