Home / 19,507.44-29,235.24-11,190

Finding the Fourth Proportional to 19,507.44, 29,235.24 and 11,190

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Solution

The fourth proportional to 19,507.44, 29,235.24 and 11,190 is: 16,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.44 : 29,235.24 = 11,190 : x
  2. Step 2: Convert to fraction form
    19,507.44/29,235.24 = 11,190/x
  3. Step 3: Cross multiply
    19,507.44x = 29,235.24 × 11,190
  4. Step 4: Simplify right side
    19,507.44x = 327,142,335.60
  5. Step 5: Solve for x
    x = 327,142,335.60/19,507.44
  6. Step 6: Final answer
    x = 16,770.13

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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.