Home / 18,454.15-25,459.38-11,368.27

Finding the Fourth Proportional to 18,454.15, 25,459.38 and 11,368.27

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Solution

The fourth proportional to 18,454.15, 25,459.38 and 11,368.27 is: 15,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.15 : 25,459.38 = 11,368.27 : x
  2. Step 2: Convert to fraction form
    18,454.15/25,459.38 = 11,368.27/x
  3. Step 3: Cross multiply
    18,454.15x = 25,459.38 × 11,368.27
  4. Step 4: Simplify right side
    18,454.15x = 289,429,105.87
  5. Step 5: Solve for x
    x = 289,429,105.87/18,454.15
  6. Step 6: Final answer
    x = 15,683.69

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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.