Home / 33,966.20-51,201.40-31,662.20

Finding the Fourth Proportional to 33,966.20, 51,201.40 and 31,662.20

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Solution

The fourth proportional to 33,966.20, 51,201.40 and 31,662.20 is: 47,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,966.20 : 51,201.40 = 31,662.20 : x
  2. Step 2: Convert to fraction form
    33,966.20/51,201.40 = 31,662.20/x
  3. Step 3: Cross multiply
    33,966.20x = 51,201.40 × 31,662.20
  4. Step 4: Simplify right side
    33,966.20x = 1,621,148,967.08
  5. Step 5: Solve for x
    x = 1,621,148,967.08/33,966.20
  6. Step 6: Final answer
    x = 47,728.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.