Home / 19,513.44-29,286.72-9,663.84

Finding the Fourth Proportional to 19,513.44, 29,286.72 and 9,663.84

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Solution

The fourth proportional to 19,513.44, 29,286.72 and 9,663.84 is: 14,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.44 : 29,286.72 = 9,663.84 : x
  2. Step 2: Convert to fraction form
    19,513.44/29,286.72 = 9,663.84/x
  3. Step 3: Cross multiply
    19,513.44x = 29,286.72 × 9,663.84
  4. Step 4: Simplify right side
    19,513.44x = 283,022,176.20
  5. Step 5: Solve for x
    x = 283,022,176.20/19,513.44
  6. Step 6: Final answer
    x = 14,503.96

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1.5x scale

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.