Home / 22,241.52-30,703.56-14,288.28

Finding the Fourth Proportional to 22,241.52, 30,703.56 and 14,288.28

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Solution

The fourth proportional to 22,241.52, 30,703.56 and 14,288.28 is: 19,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.52 : 30,703.56 = 14,288.28 : x
  2. Step 2: Convert to fraction form
    22,241.52/30,703.56 = 14,288.28/x
  3. Step 3: Cross multiply
    22,241.52x = 30,703.56 × 14,288.28
  4. Step 4: Simplify right side
    22,241.52x = 438,701,062.28
  5. Step 5: Solve for x
    x = 438,701,062.28/22,241.52
  6. Step 6: Final answer
    x = 19,724.42

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Half scale
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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.