Home / 16,739.60-23,099.87-9,185.74

Finding the Fourth Proportional to 16,739.60, 23,099.87 and 9,185.74

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Solution

The fourth proportional to 16,739.60, 23,099.87 and 9,185.74 is: 12,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.60 : 23,099.87 = 9,185.74 : x
  2. Step 2: Convert to fraction form
    16,739.60/23,099.87 = 9,185.74/x
  3. Step 3: Cross multiply
    16,739.60x = 23,099.87 × 9,185.74
  4. Step 4: Simplify right side
    16,739.60x = 212,189,399.85
  5. Step 5: Solve for x
    x = 212,189,399.85/16,739.60
  6. Step 6: Final answer
    x = 12,675.89

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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.