Home / 23,389.73-32,277.99-12,779.34

Finding the Fourth Proportional to 23,389.73, 32,277.99 and 12,779.34

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Solution

The fourth proportional to 23,389.73, 32,277.99 and 12,779.34 is: 17,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.73 : 32,277.99 = 12,779.34 : x
  2. Step 2: Convert to fraction form
    23,389.73/32,277.99 = 12,779.34/x
  3. Step 3: Cross multiply
    23,389.73x = 32,277.99 × 12,779.34
  4. Step 4: Simplify right side
    23,389.73x = 412,491,408.73
  5. Step 5: Solve for x
    x = 412,491,408.73/23,389.73
  6. Step 6: Final answer
    x = 17,635.58

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Half scale
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Double scale
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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.