Home / 23,930.31-33,024.92-13,320.62

Finding the Fourth Proportional to 23,930.31, 33,024.92 and 13,320.62

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Solution

The fourth proportional to 23,930.31, 33,024.92 and 13,320.62 is: 18,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.31 : 33,024.92 = 13,320.62 : x
  2. Step 2: Convert to fraction form
    23,930.31/33,024.92 = 13,320.62/x
  3. Step 3: Cross multiply
    23,930.31x = 33,024.92 × 13,320.62
  4. Step 4: Simplify right side
    23,930.31x = 439,912,178.12
  5. Step 5: Solve for x
    x = 439,912,178.12/23,930.31
  6. Step 6: Final answer
    x = 18,383.05

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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.