Home / 40,696.88-61,038.30-12,233.39

Finding the Fourth Proportional to 40,696.88, 61,038.30 and 12,233.39

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Solution

The fourth proportional to 40,696.88, 61,038.30 and 12,233.39 is: 18,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.88 : 61,038.30 = 12,233.39 : x
  2. Step 2: Convert to fraction form
    40,696.88/61,038.30 = 12,233.39/x
  3. Step 3: Cross multiply
    40,696.88x = 61,038.30 × 12,233.39
  4. Step 4: Simplify right side
    40,696.88x = 746,705,328.84
  5. Step 5: Solve for x
    x = 746,705,328.84/40,696.88
  6. Step 6: Final answer
    x = 18,347.97

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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.