Home / 23,930.70-33,026.30-13,321.11

Finding the Fourth Proportional to 23,930.70, 33,026.30 and 13,321.11

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Solution

The fourth proportional to 23,930.70, 33,026.30 and 13,321.11 is: 18,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.70 : 33,026.30 = 13,321.11 : x
  2. Step 2: Convert to fraction form
    23,930.70/33,026.30 = 13,321.11/x
  3. Step 3: Cross multiply
    23,930.70x = 33,026.30 × 13,321.11
  4. Step 4: Simplify right side
    23,930.70x = 439,946,975.19
  5. Step 5: Solve for x
    x = 439,946,975.19/23,930.70
  6. Step 6: Final answer
    x = 18,384.21

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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.