Home / 41,243.20-61,852.45-21,511

Finding the Fourth Proportional to 41,243.20, 61,852.45 and 21,511

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Solution

The fourth proportional to 41,243.20, 61,852.45 and 21,511 is: 32,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,243.20 : 61,852.45 = 21,511 : x
  2. Step 2: Convert to fraction form
    41,243.20/61,852.45 = 21,511/x
  3. Step 3: Cross multiply
    41,243.20x = 61,852.45 × 21,511
  4. Step 4: Simplify right side
    41,243.20x = 1,330,508,051.95
  5. Step 5: Solve for x
    x = 1,330,508,051.95/41,243.20
  6. Step 6: Final answer
    x = 32,260.06

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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.