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Finding the Fourth Proportional to 19,594.40, 29,348.40 and 17,002.40

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Solution

The fourth proportional to 19,594.40, 29,348.40 and 17,002.40 is: 25,466.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594.40 : 29,348.40 = 17,002.40 : x
  2. Step 2: Convert to fraction form
    19,594.40/29,348.40 = 17,002.40/x
  3. Step 3: Cross multiply
    19,594.40x = 29,348.40 × 17,002.40
  4. Step 4: Simplify right side
    19,594.40x = 498,993,236.16
  5. Step 5: Solve for x
    x = 498,993,236.16/19,594.40
  6. Step 6: Final answer
    x = 25,466.11

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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.