Home / 23,358.36-32,231.70-13,288.08

Finding the Fourth Proportional to 23,358.36, 32,231.70 and 13,288.08

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Solution

The fourth proportional to 23,358.36, 32,231.70 and 13,288.08 is: 18,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.36 : 32,231.70 = 13,288.08 : x
  2. Step 2: Convert to fraction form
    23,358.36/32,231.70 = 13,288.08/x
  3. Step 3: Cross multiply
    23,358.36x = 32,231.70 × 13,288.08
  4. Step 4: Simplify right side
    23,358.36x = 428,297,408.14
  5. Step 5: Solve for x
    x = 428,297,408.14/23,358.36
  6. Step 6: Final answer
    x = 18,335.94

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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.