Home / 23,383.42-32,268.65-13,311.65

Finding the Fourth Proportional to 23,383.42, 32,268.65 and 13,311.65

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Solution

The fourth proportional to 23,383.42, 32,268.65 and 13,311.65 is: 18,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,383.42 : 32,268.65 = 13,311.65 : x
  2. Step 2: Convert to fraction form
    23,383.42/32,268.65 = 13,311.65/x
  3. Step 3: Cross multiply
    23,383.42x = 32,268.65 × 13,311.65
  4. Step 4: Simplify right side
    23,383.42x = 429,548,974.77
  5. Step 5: Solve for x
    x = 429,548,974.77/23,383.42
  6. Step 6: Final answer
    x = 18,369.81

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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.