Home / 23,779.96-32,778.60-18,736.50

Finding the Fourth Proportional to 23,779.96, 32,778.60 and 18,736.50

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Solution

The fourth proportional to 23,779.96, 32,778.60 and 18,736.50 is: 25,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.96 : 32,778.60 = 18,736.50 : x
  2. Step 2: Convert to fraction form
    23,779.96/32,778.60 = 18,736.50/x
  3. Step 3: Cross multiply
    23,779.96x = 32,778.60 × 18,736.50
  4. Step 4: Simplify right side
    23,779.96x = 614,156,238.90
  5. Step 5: Solve for x
    x = 614,156,238.90/23,779.96
  6. Step 6: Final answer
    x = 25,826.63

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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.