Home / 18,511.17-25,548.51-14,562.42

Finding the Fourth Proportional to 18,511.17, 25,548.51 and 14,562.42

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Solution

The fourth proportional to 18,511.17, 25,548.51 and 14,562.42 is: 20,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511.17 : 25,548.51 = 14,562.42 : x
  2. Step 2: Convert to fraction form
    18,511.17/25,548.51 = 14,562.42/x
  3. Step 3: Cross multiply
    18,511.17x = 25,548.51 × 14,562.42
  4. Step 4: Simplify right side
    18,511.17x = 372,048,091.80
  5. Step 5: Solve for x
    x = 372,048,091.80/18,511.17
  6. Step 6: Final answer
    x = 20,098.58

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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.