Home / 13,779.60-20,652.99-9,596.97

Finding the Fourth Proportional to 13,779.60, 20,652.99 and 9,596.97

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Solution

The fourth proportional to 13,779.60, 20,652.99 and 9,596.97 is: 14,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779.60 : 20,652.99 = 9,596.97 : x
  2. Step 2: Convert to fraction form
    13,779.60/20,652.99 = 9,596.97/x
  3. Step 3: Cross multiply
    13,779.60x = 20,652.99 × 9,596.97
  4. Step 4: Simplify right side
    13,779.60x = 198,206,125.44
  5. Step 5: Solve for x
    x = 198,206,125.44/13,779.60
  6. Step 6: Final answer
    x = 14,384.03

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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.