Home / 41,505.19-62,276.09-21,778.99

Finding the Fourth Proportional to 41,505.19, 62,276.09 and 21,778.99

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Solution

The fourth proportional to 41,505.19, 62,276.09 and 21,778.99 is: 32,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,505.19 : 62,276.09 = 21,778.99 : x
  2. Step 2: Convert to fraction form
    41,505.19/62,276.09 = 21,778.99/x
  3. Step 3: Cross multiply
    41,505.19x = 62,276.09 × 21,778.99
  4. Step 4: Simplify right side
    41,505.19x = 1,356,310,341.35
  5. Step 5: Solve for x
    x = 1,356,310,341.35/41,505.19
  6. Step 6: Final answer
    x = 32,678.09

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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.