Home / 18,451.44-25,398.96-13,967.28

Finding the Fourth Proportional to 18,451.44, 25,398.96 and 13,967.28

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Solution

The fourth proportional to 18,451.44, 25,398.96 and 13,967.28 is: 19,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.44 : 25,398.96 = 13,967.28 : x
  2. Step 2: Convert to fraction form
    18,451.44/25,398.96 = 13,967.28/x
  3. Step 3: Cross multiply
    18,451.44x = 25,398.96 × 13,967.28
  4. Step 4: Simplify right side
    18,451.44x = 354,754,386.03
  5. Step 5: Solve for x
    x = 354,754,386.03/18,451.44
  6. Step 6: Final answer
    x = 19,226.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.