Home / 49,461.44-74,195.56-19,879.30

Finding the Fourth Proportional to 49,461.44, 74,195.56 and 19,879.30

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Solution

The fourth proportional to 49,461.44, 74,195.56 and 19,879.30 is: 29,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.44 : 74,195.56 = 19,879.30 : x
  2. Step 2: Convert to fraction form
    49,461.44/74,195.56 = 19,879.30/x
  3. Step 3: Cross multiply
    49,461.44x = 74,195.56 × 19,879.30
  4. Step 4: Simplify right side
    49,461.44x = 1,474,955,795.91
  5. Step 5: Solve for x
    x = 1,474,955,795.91/49,461.44
  6. Step 6: Final answer
    x = 29,820.32

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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.