Home / 19,527.48-29,261.66-12,930.04

Finding the Fourth Proportional to 19,527.48, 29,261.66 and 12,930.04

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Solution

The fourth proportional to 19,527.48, 29,261.66 and 12,930.04 is: 19,375.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.48 : 29,261.66 = 12,930.04 : x
  2. Step 2: Convert to fraction form
    19,527.48/29,261.66 = 12,930.04/x
  3. Step 3: Cross multiply
    19,527.48x = 29,261.66 × 12,930.04
  4. Step 4: Simplify right side
    19,527.48x = 378,354,434.27
  5. Step 5: Solve for x
    x = 378,354,434.27/19,527.48
  6. Step 6: Final answer
    x = 19,375.49

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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.