Home / 40,705.70-61,052.18-11,125.84

Finding the Fourth Proportional to 40,705.70, 61,052.18 and 11,125.84

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Solution

The fourth proportional to 40,705.70, 61,052.18 and 11,125.84 is: 16,687.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,705.70 : 61,052.18 = 11,125.84 : x
  2. Step 2: Convert to fraction form
    40,705.70/61,052.18 = 11,125.84/x
  3. Step 3: Cross multiply
    40,705.70x = 61,052.18 × 11,125.84
  4. Step 4: Simplify right side
    40,705.70x = 679,256,786.33
  5. Step 5: Solve for x
    x = 679,256,786.33/40,705.70
  6. Step 6: Final answer
    x = 16,687.02

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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.