Home / 23,889.46-32,967.81-13,279.09

Finding the Fourth Proportional to 23,889.46, 32,967.81 and 13,279.09

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Solution

The fourth proportional to 23,889.46, 32,967.81 and 13,279.09 is: 18,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,889.46 : 32,967.81 = 13,279.09 : x
  2. Step 2: Convert to fraction form
    23,889.46/32,967.81 = 13,279.09/x
  3. Step 3: Cross multiply
    23,889.46x = 32,967.81 × 13,279.09
  4. Step 4: Simplify right side
    23,889.46x = 437,782,516.09
  5. Step 5: Solve for x
    x = 437,782,516.09/23,889.46
  6. Step 6: Final answer
    x = 18,325.34

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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.