Home / 41,008.39-61,512.51-31,661.98

Finding the Fourth Proportional to 41,008.39, 61,512.51 and 31,661.98

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Solution

The fourth proportional to 41,008.39, 61,512.51 and 31,661.98 is: 47,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,008.39 : 61,512.51 = 31,661.98 : x
  2. Step 2: Convert to fraction form
    41,008.39/61,512.51 = 31,661.98/x
  3. Step 3: Cross multiply
    41,008.39x = 61,512.51 × 31,661.98
  4. Step 4: Simplify right side
    41,008.39x = 1,947,607,861.37
  5. Step 5: Solve for x
    x = 1,947,607,861.37/41,008.39
  6. Step 6: Final answer
    x = 47,492.91

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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.