Home / 49,515.80-74,273.70-29,784.20

Finding the Fourth Proportional to 49,515.80, 74,273.70 and 29,784.20

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Solution

The fourth proportional to 49,515.80, 74,273.70 and 29,784.20 is: 44,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515.80 : 74,273.70 = 29,784.20 : x
  2. Step 2: Convert to fraction form
    49,515.80/74,273.70 = 29,784.20/x
  3. Step 3: Cross multiply
    49,515.80x = 74,273.70 × 29,784.20
  4. Step 4: Simplify right side
    49,515.80x = 2,212,182,735.54
  5. Step 5: Solve for x
    x = 2,212,182,735.54/49,515.80
  6. Step 6: Final answer
    x = 44,676.30

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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.