Home / 18,259.04-25,181.63-11,883.26

Finding the Fourth Proportional to 18,259.04, 25,181.63 and 11,883.26

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Solution

The fourth proportional to 18,259.04, 25,181.63 and 11,883.26 is: 16,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259.04 : 25,181.63 = 11,883.26 : x
  2. Step 2: Convert to fraction form
    18,259.04/25,181.63 = 11,883.26/x
  3. Step 3: Cross multiply
    18,259.04x = 25,181.63 × 11,883.26
  4. Step 4: Simplify right side
    18,259.04x = 299,239,671.19
  5. Step 5: Solve for x
    x = 299,239,671.19/18,259.04
  6. Step 6: Final answer
    x = 16,388.58

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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.