Home / 14,495.25-19,853.56-13,644.14

Finding the Fourth Proportional to 14,495.25, 19,853.56 and 13,644.14

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Solution

The fourth proportional to 14,495.25, 19,853.56 and 13,644.14 is: 18,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495.25 : 19,853.56 = 13,644.14 : x
  2. Step 2: Convert to fraction form
    14,495.25/19,853.56 = 13,644.14/x
  3. Step 3: Cross multiply
    14,495.25x = 19,853.56 × 13,644.14
  4. Step 4: Simplify right side
    14,495.25x = 270,884,752.14
  5. Step 5: Solve for x
    x = 270,884,752.14/14,495.25
  6. Step 6: Final answer
    x = 18,687.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.