Home / 12,133.23-16,742.52-6,827.96

Finding the Fourth Proportional to 12,133.23, 16,742.52 and 6,827.96

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Solution

The fourth proportional to 12,133.23, 16,742.52 and 6,827.96 is: 9,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.23 : 16,742.52 = 6,827.96 : x
  2. Step 2: Convert to fraction form
    12,133.23/16,742.52 = 6,827.96/x
  3. Step 3: Cross multiply
    12,133.23x = 16,742.52 × 6,827.96
  4. Step 4: Simplify right side
    12,133.23x = 114,317,173.15
  5. Step 5: Solve for x
    x = 114,317,173.15/12,133.23
  6. Step 6: Final answer
    x = 9,421.83

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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.