Home / 40,803.84-61,136.64-32,509.44

Finding the Fourth Proportional to 40,803.84, 61,136.64 and 32,509.44

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Solution

The fourth proportional to 40,803.84, 61,136.64 and 32,509.44 is: 48,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.84 : 61,136.64 = 32,509.44 : x
  2. Step 2: Convert to fraction form
    40,803.84/61,136.64 = 32,509.44/x
  3. Step 3: Cross multiply
    40,803.84x = 61,136.64 × 32,509.44
  4. Step 4: Simplify right side
    40,803.84x = 1,987,517,929.88
  5. Step 5: Solve for x
    x = 1,987,517,929.88/40,803.84
  6. Step 6: Final answer
    x = 48,709.09

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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.