Home / 22,177.69-30,610.35-14,625.38

Finding the Fourth Proportional to 22,177.69, 30,610.35 and 14,625.38

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Solution

The fourth proportional to 22,177.69, 30,610.35 and 14,625.38 is: 20,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.69 : 30,610.35 = 14,625.38 : x
  2. Step 2: Convert to fraction form
    22,177.69/30,610.35 = 14,625.38/x
  3. Step 3: Cross multiply
    22,177.69x = 30,610.35 × 14,625.38
  4. Step 4: Simplify right side
    22,177.69x = 447,688,077.21
  5. Step 5: Solve for x
    x = 447,688,077.21/22,177.69
  6. Step 6: Final answer
    x = 20,186.42

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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.