Home / 19,423.36-29,136.94-7,733.86

Finding the Fourth Proportional to 19,423.36, 29,136.94 and 7,733.86

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Solution

The fourth proportional to 19,423.36, 29,136.94 and 7,733.86 is: 11,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.36 : 29,136.94 = 7,733.86 : x
  2. Step 2: Convert to fraction form
    19,423.36/29,136.94 = 7,733.86/x
  3. Step 3: Cross multiply
    19,423.36x = 29,136.94 × 7,733.86
  4. Step 4: Simplify right side
    19,423.36x = 225,341,014.79
  5. Step 5: Solve for x
    x = 225,341,014.79/19,423.36
  6. Step 6: Final answer
    x = 11,601.55

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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.