Home / 49,759.20-74,638.80-22,057.20

Finding the Fourth Proportional to 49,759.20, 74,638.80 and 22,057.20

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Solution

The fourth proportional to 49,759.20, 74,638.80 and 22,057.20 is: 33,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,759.20 : 74,638.80 = 22,057.20 : x
  2. Step 2: Convert to fraction form
    49,759.20/74,638.80 = 22,057.20/x
  3. Step 3: Cross multiply
    49,759.20x = 74,638.80 × 22,057.20
  4. Step 4: Simplify right side
    49,759.20x = 1,646,322,939.36
  5. Step 5: Solve for x
    x = 1,646,322,939.36/49,759.20
  6. Step 6: Final answer
    x = 33,085.80

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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.