Home / 18,205.02-27,307.52-10,408.37

Finding the Fourth Proportional to 18,205.02, 27,307.52 and 10,408.37

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Solution

The fourth proportional to 18,205.02, 27,307.52 and 10,408.37 is: 15,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205.02 : 27,307.52 = 10,408.37 : x
  2. Step 2: Convert to fraction form
    18,205.02/27,307.52 = 10,408.37/x
  3. Step 3: Cross multiply
    18,205.02x = 27,307.52 × 10,408.37
  4. Step 4: Simplify right side
    18,205.02x = 284,226,622.39
  5. Step 5: Solve for x
    x = 284,226,622.39/18,205.02
  6. Step 6: Final answer
    x = 15,612.54

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