Home / 19,946.34-29,856.33-11,154.60

Finding the Fourth Proportional to 19,946.34, 29,856.33 and 11,154.60

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Solution

The fourth proportional to 19,946.34, 29,856.33 and 11,154.60 is: 16,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.34 : 29,856.33 = 11,154.60 : x
  2. Step 2: Convert to fraction form
    19,946.34/29,856.33 = 11,154.60/x
  3. Step 3: Cross multiply
    19,946.34x = 29,856.33 × 11,154.60
  4. Step 4: Simplify right side
    19,946.34x = 333,035,418.62
  5. Step 5: Solve for x
    x = 333,035,418.62/19,946.34
  6. Step 6: Final answer
    x = 16,696.57

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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.