Home / 40,764.36-61,136.28-15,795.84

Finding the Fourth Proportional to 40,764.36, 61,136.28 and 15,795.84

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Solution

The fourth proportional to 40,764.36, 61,136.28 and 15,795.84 is: 23,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.36 : 61,136.28 = 15,795.84 : x
  2. Step 2: Convert to fraction form
    40,764.36/61,136.28 = 15,795.84/x
  3. Step 3: Cross multiply
    40,764.36x = 61,136.28 × 15,795.84
  4. Step 4: Simplify right side
    40,764.36x = 965,698,897.08
  5. Step 5: Solve for x
    x = 965,698,897.08/40,764.36
  6. Step 6: Final answer
    x = 23,689.78

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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.