Home / 40,802.91-61,204.70-11,222.36

Finding the Fourth Proportional to 40,802.91, 61,204.70 and 11,222.36

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Solution

The fourth proportional to 40,802.91, 61,204.70 and 11,222.36 is: 16,833.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802.91 : 61,204.70 = 11,222.36 : x
  2. Step 2: Convert to fraction form
    40,802.91/61,204.70 = 11,222.36/x
  3. Step 3: Cross multiply
    40,802.91x = 61,204.70 × 11,222.36
  4. Step 4: Simplify right side
    40,802.91x = 686,861,120.98
  5. Step 5: Solve for x
    x = 686,861,120.98/40,802.91
  6. Step 6: Final answer
    x = 16,833.63

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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.