Home / 19,787.19-29,684.03-9,395.43

Finding the Fourth Proportional to 19,787.19, 29,684.03 and 9,395.43

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Solution

The fourth proportional to 19,787.19, 29,684.03 and 9,395.43 is: 14,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.19 : 29,684.03 = 9,395.43 : x
  2. Step 2: Convert to fraction form
    19,787.19/29,684.03 = 9,395.43/x
  3. Step 3: Cross multiply
    19,787.19x = 29,684.03 × 9,395.43
  4. Step 4: Simplify right side
    19,787.19x = 278,894,179.01
  5. Step 5: Solve for x
    x = 278,894,179.01/19,787.19
  6. Step 6: Final answer
    x = 14,094.68

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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.