Home / 49,272.72-73,910.61-19,285.80

Finding the Fourth Proportional to 49,272.72, 73,910.61 and 19,285.80

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Solution

The fourth proportional to 49,272.72, 73,910.61 and 19,285.80 is: 28,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.72 : 73,910.61 = 19,285.80 : x
  2. Step 2: Convert to fraction form
    49,272.72/73,910.61 = 19,285.80/x
  3. Step 3: Cross multiply
    49,272.72x = 73,910.61 × 19,285.80
  4. Step 4: Simplify right side
    49,272.72x = 1,425,425,242.34
  5. Step 5: Solve for x
    x = 1,425,425,242.34/49,272.72
  6. Step 6: Final answer
    x = 28,929.30

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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.