Home / 33,164.30-49,729.35-9,787.70

Finding the Fourth Proportional to 33,164.30, 49,729.35 and 9,787.70

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Solution

The fourth proportional to 33,164.30, 49,729.35 and 9,787.70 is: 14,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,164.30 : 49,729.35 = 9,787.70 : x
  2. Step 2: Convert to fraction form
    33,164.30/49,729.35 = 9,787.70/x
  3. Step 3: Cross multiply
    33,164.30x = 49,729.35 × 9,787.70
  4. Step 4: Simplify right side
    33,164.30x = 486,735,959.00
  5. Step 5: Solve for x
    x = 486,735,959.00/33,164.30
  6. Step 6: Final answer
    x = 14,676.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.