Home / 49,022.60-73,512.30-19,430.60

Finding the Fourth Proportional to 49,022.60, 73,512.30 and 19,430.60

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Solution

The fourth proportional to 49,022.60, 73,512.30 and 19,430.60 is: 29,137.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,022.60 : 73,512.30 = 19,430.60 : x
  2. Step 2: Convert to fraction form
    49,022.60/73,512.30 = 19,430.60/x
  3. Step 3: Cross multiply
    49,022.60x = 73,512.30 × 19,430.60
  4. Step 4: Simplify right side
    49,022.60x = 1,428,388,096.38
  5. Step 5: Solve for x
    x = 1,428,388,096.38/49,022.60
  6. Step 6: Final answer
    x = 29,137.34

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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.