Home / 18,923.69-25,925.58-18,214.27

Finding the Fourth Proportional to 18,923.69, 25,925.58 and 18,214.27

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Solution

The fourth proportional to 18,923.69, 25,925.58 and 18,214.27 is: 24,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.69 : 25,925.58 = 18,214.27 : x
  2. Step 2: Convert to fraction form
    18,923.69/25,925.58 = 18,214.27/x
  3. Step 3: Cross multiply
    18,923.69x = 25,925.58 × 18,214.27
  4. Step 4: Simplify right side
    18,923.69x = 472,215,514.03
  5. Step 5: Solve for x
    x = 472,215,514.03/18,923.69
  6. Step 6: Final answer
    x = 24,953.67

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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 (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.