Home / 22,165.95-30,582.45-14,194.34

Finding the Fourth Proportional to 22,165.95, 30,582.45 and 14,194.34

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Solution

The fourth proportional to 22,165.95, 30,582.45 and 14,194.34 is: 19,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165.95 : 30,582.45 = 14,194.34 : x
  2. Step 2: Convert to fraction form
    22,165.95/30,582.45 = 14,194.34/x
  3. Step 3: Cross multiply
    22,165.95x = 30,582.45 × 14,194.34
  4. Step 4: Simplify right side
    22,165.95x = 434,097,540.42
  5. Step 5: Solve for x
    x = 434,097,540.42/22,165.95
  6. Step 6: Final answer
    x = 19,583.98

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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.